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Finding the Fourth Proportional to 388,248.61, 535,700.73 and 244,925.59

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Solution

The fourth proportional to 388,248.61, 535,700.73 and 244,925.59 is: 337,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,248.61 : 535,700.73 = 244,925.59 : x
  2. Step 2: Convert to fraction form
    388,248.61/535,700.73 = 244,925.59/x
  3. Step 3: Cross multiply
    388,248.61x = 535,700.73 × 244,925.59
  4. Step 4: Simplify right side
    388,248.61x = 131,206,817,358.68
  5. Step 5: Solve for x
    x = 131,206,817,358.68/388,248.61
  6. Step 6: Final answer
    x = 337,945.36

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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.