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Finding the Fourth Proportional to 435,728.08, 601,371.50 and 266,061.52

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Solution

The fourth proportional to 435,728.08, 601,371.50 and 266,061.52 is: 367,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,728.08 : 601,371.50 = 266,061.52 : x
  2. Step 2: Convert to fraction form
    435,728.08/601,371.50 = 266,061.52/x
  3. Step 3: Cross multiply
    435,728.08x = 601,371.50 × 266,061.52
  4. Step 4: Simplify right side
    435,728.08x = 160,001,815,374.68
  5. Step 5: Solve for x
    x = 160,001,815,374.68/435,728.08
  6. Step 6: Final answer
    x = 367,205.66

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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.