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Finding the Fourth Proportional to 507,153.20, 760,729.80 and 241,432.70

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Solution

The fourth proportional to 507,153.20, 760,729.80 and 241,432.70 is: 362,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,153.20 : 760,729.80 = 241,432.70 : x
  2. Step 2: Convert to fraction form
    507,153.20/760,729.80 = 241,432.70/x
  3. Step 3: Cross multiply
    507,153.20x = 760,729.80 × 241,432.70
  4. Step 4: Simplify right side
    507,153.20x = 183,665,049,584.46
  5. Step 5: Solve for x
    x = 183,665,049,584.46/507,153.20
  6. Step 6: Final answer
    x = 362,149.05

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Similar ratio
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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.