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Finding the Fourth Proportional to 468,551.70, 702,827.52 and 113,565.72

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Solution

The fourth proportional to 468,551.70, 702,827.52 and 113,565.72 is: 170,348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,551.70 : 702,827.52 = 113,565.72 : x
  2. Step 2: Convert to fraction form
    468,551.70/702,827.52 = 113,565.72/x
  3. Step 3: Cross multiply
    468,551.70x = 702,827.52 × 113,565.72
  4. Step 4: Simplify right side
    468,551.70x = 79,817,113,344.61
  5. Step 5: Solve for x
    x = 79,817,113,344.61/468,551.70
  6. Step 6: Final answer
    x = 170,348.57

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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.