Home / 762,287.04-1,141,906.10-458,513.43

Finding the Fourth Proportional to 762,287.04, 1,141,906.10 and 458,513.43

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Solution

The fourth proportional to 762,287.04, 1,141,906.10 and 458,513.43 is: 686,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,287.04 : 1,141,906.10 = 458,513.43 : x
  2. Step 2: Convert to fraction form
    762,287.04/1,141,906.10 = 458,513.43/x
  3. Step 3: Cross multiply
    762,287.04x = 1,141,906.10 × 458,513.43
  4. Step 4: Simplify right side
    762,287.04x = 523,579,282,648.92
  5. Step 5: Solve for x
    x = 523,579,282,648.92/762,287.04
  6. Step 6: Final answer
    x = 686,853.19

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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.