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Finding the Fourth Proportional to 474,681.24, 654,930.57 and 270,657.77

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Solution

The fourth proportional to 474,681.24, 654,930.57 and 270,657.77 is: 373,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,681.24 : 654,930.57 = 270,657.77 : x
  2. Step 2: Convert to fraction form
    474,681.24/654,930.57 = 270,657.77/x
  3. Step 3: Cross multiply
    474,681.24x = 654,930.57 × 270,657.77
  4. Step 4: Simplify right side
    474,681.24x = 177,262,044,306.38
  5. Step 5: Solve for x
    x = 177,262,044,306.38/474,681.24
  6. Step 6: Final answer
    x = 373,433.85

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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.