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Finding the Fourth Proportional to 614,132.72, 920,575.01 and 254,499.24

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Solution

The fourth proportional to 614,132.72, 920,575.01 and 254,499.24 is: 381,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,132.72 : 920,575.01 = 254,499.24 : x
  2. Step 2: Convert to fraction form
    614,132.72/920,575.01 = 254,499.24/x
  3. Step 3: Cross multiply
    614,132.72x = 920,575.01 × 254,499.24
  4. Step 4: Simplify right side
    614,132.72x = 234,285,638,885.14
  5. Step 5: Solve for x
    x = 234,285,638,885.14/614,132.72
  6. Step 6: Final answer
    x = 381,490.24

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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.