Home / 766,988.80-1,150,483.19-293,674.14

Finding the Fourth Proportional to 766,988.80, 1,150,483.19 and 293,674.14

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Solution

The fourth proportional to 766,988.80, 1,150,483.19 and 293,674.14 is: 440,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,988.80 : 1,150,483.19 = 293,674.14 : x
  2. Step 2: Convert to fraction form
    766,988.80/1,150,483.19 = 293,674.14/x
  3. Step 3: Cross multiply
    766,988.80x = 1,150,483.19 × 293,674.14
  4. Step 4: Simplify right side
    766,988.80x = 337,867,159,939.34
  5. Step 5: Solve for x
    x = 337,867,159,939.34/766,988.80
  6. Step 6: Final answer
    x = 440,511.21

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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.