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Finding the Fourth Proportional to 532,652.98, 735,056.73 and 290,935.72

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Solution

The fourth proportional to 532,652.98, 735,056.73 and 290,935.72 is: 401,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,652.98 : 735,056.73 = 290,935.72 : x
  2. Step 2: Convert to fraction form
    532,652.98/735,056.73 = 290,935.72/x
  3. Step 3: Cross multiply
    532,652.98x = 735,056.73 × 290,935.72
  4. Step 4: Simplify right side
    532,652.98x = 213,854,255,308.11
  5. Step 5: Solve for x
    x = 213,854,255,308.11/532,652.98
  6. Step 6: Final answer
    x = 401,488.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.