Home / 497,734.47-747,349.39-284,742.84

Finding the Fourth Proportional to 497,734.47, 747,349.39 and 284,742.84

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Solution

The fourth proportional to 497,734.47, 747,349.39 and 284,742.84 is: 427,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,734.47 : 747,349.39 = 284,742.84 : x
  2. Step 2: Convert to fraction form
    497,734.47/747,349.39 = 284,742.84/x
  3. Step 3: Cross multiply
    497,734.47x = 747,349.39 × 284,742.84
  4. Step 4: Simplify right side
    497,734.47x = 212,802,389,337.68
  5. Step 5: Solve for x
    x = 212,802,389,337.68/497,734.47
  6. Step 6: Final answer
    x = 427,542.00

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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.