Home / 971,105.70-1,456,075.35-498,713.70

Finding the Fourth Proportional to 971,105.70, 1,456,075.35 and 498,713.70

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Solution

The fourth proportional to 971,105.70, 1,456,075.35 and 498,713.70 is: 747,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,105.70 : 1,456,075.35 = 498,713.70 : x
  2. Step 2: Convert to fraction form
    971,105.70/1,456,075.35 = 498,713.70/x
  3. Step 3: Cross multiply
    971,105.70x = 1,456,075.35 × 498,713.70
  4. Step 4: Simplify right side
    971,105.70x = 726,164,725,277.30
  5. Step 5: Solve for x
    x = 726,164,725,277.30/971,105.70
  6. Step 6: Final answer
    x = 747,771.05

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Double scale
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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.