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Finding the Fourth Proportional to 504,266.24, 756,407.28 and 149,316.32

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Solution

The fourth proportional to 504,266.24, 756,407.28 and 149,316.32 is: 223,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,266.24 : 756,407.28 = 149,316.32 : x
  2. Step 2: Convert to fraction form
    504,266.24/756,407.28 = 149,316.32/x
  3. Step 3: Cross multiply
    504,266.24x = 756,407.28 × 149,316.32
  4. Step 4: Simplify right side
    504,266.24x = 112,943,951,470.81
  5. Step 5: Solve for x
    x = 112,943,951,470.81/504,266.24
  6. Step 6: Final answer
    x = 223,976.83

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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.