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Finding the Fourth Proportional to 424,133.61, 585,308.52 and 230,542.17

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Solution

The fourth proportional to 424,133.61, 585,308.52 and 230,542.17 is: 318,150.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,133.61 : 585,308.52 = 230,542.17 : x
  2. Step 2: Convert to fraction form
    424,133.61/585,308.52 = 230,542.17/x
  3. Step 3: Cross multiply
    424,133.61x = 585,308.52 × 230,542.17
  4. Step 4: Simplify right side
    424,133.61x = 134,938,296,320.29
  5. Step 5: Solve for x
    x = 134,938,296,320.29/424,133.61
  6. Step 6: Final answer
    x = 318,150.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.