Home / 971,330.70-1,456,996.05-380,354.70

Finding the Fourth Proportional to 971,330.70, 1,456,996.05 and 380,354.70

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Solution

The fourth proportional to 971,330.70, 1,456,996.05 and 380,354.70 is: 570,532.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,330.70 : 1,456,996.05 = 380,354.70 : x
  2. Step 2: Convert to fraction form
    971,330.70/1,456,996.05 = 380,354.70/x
  3. Step 3: Cross multiply
    971,330.70x = 1,456,996.05 × 380,354.70
  4. Step 4: Simplify right side
    971,330.70x = 554,175,295,498.94
  5. Step 5: Solve for x
    x = 554,175,295,498.94/971,330.70
  6. Step 6: Final answer
    x = 570,532.05

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.