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Finding the Fourth Proportional to 504,018.96, 756,176.10 and 149,042.20

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Solution

The fourth proportional to 504,018.96, 756,176.10 and 149,042.20 is: 223,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,018.96 : 756,176.10 = 149,042.20 : x
  2. Step 2: Convert to fraction form
    504,018.96/756,176.10 = 149,042.20/x
  3. Step 3: Cross multiply
    504,018.96x = 756,176.10 × 149,042.20
  4. Step 4: Simplify right side
    504,018.96x = 112,702,149,531.42
  5. Step 5: Solve for x
    x = 112,702,149,531.42/504,018.96
  6. Step 6: Final answer
    x = 223,606.96

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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.