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Finding the Fourth Proportional to 473,929.61, 654,140.39 and 270,101.42

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Solution

The fourth proportional to 473,929.61, 654,140.39 and 270,101.42 is: 372,806.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,929.61 : 654,140.39 = 270,101.42 : x
  2. Step 2: Convert to fraction form
    473,929.61/654,140.39 = 270,101.42/x
  3. Step 3: Cross multiply
    473,929.61x = 654,140.39 × 270,101.42
  4. Step 4: Simplify right side
    473,929.61x = 176,684,243,597.15
  5. Step 5: Solve for x
    x = 176,684,243,597.15/473,929.61
  6. Step 6: Final answer
    x = 372,806.94

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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.