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Finding the Fourth Proportional to 600,375.38, 900,916.65 and 221,562.68

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Solution

The fourth proportional to 600,375.38, 900,916.65 and 221,562.68 is: 332,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,375.38 : 900,916.65 = 221,562.68 : x
  2. Step 2: Convert to fraction form
    600,375.38/900,916.65 = 221,562.68/x
  3. Step 3: Cross multiply
    600,375.38x = 900,916.65 × 221,562.68
  4. Step 4: Simplify right side
    600,375.38x = 199,609,502,926.04
  5. Step 5: Solve for x
    x = 199,609,502,926.04/600,375.38
  6. Step 6: Final answer
    x = 332,474.50

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1.5x scale

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.