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Finding the Fourth Proportional to 532,210.12, 798,667.72 and 292,491.42

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Solution

The fourth proportional to 532,210.12, 798,667.72 and 292,491.42 is: 438,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,210.12 : 798,667.72 = 292,491.42 : x
  2. Step 2: Convert to fraction form
    532,210.12/798,667.72 = 292,491.42/x
  3. Step 3: Cross multiply
    532,210.12x = 798,667.72 × 292,491.42
  4. Step 4: Simplify right side
    532,210.12x = 233,603,455,530.96
  5. Step 5: Solve for x
    x = 233,603,455,530.96/532,210.12
  6. Step 6: Final answer
    x = 438,930.88

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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.