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Finding the Fourth Proportional to 529,437.81, 793,710.60 and 229,692.86

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Solution

The fourth proportional to 529,437.81, 793,710.60 and 229,692.86 is: 344,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,437.81 : 793,710.60 = 229,692.86 : x
  2. Step 2: Convert to fraction form
    529,437.81/793,710.60 = 229,692.86/x
  3. Step 3: Cross multiply
    529,437.81x = 793,710.60 × 229,692.86
  4. Step 4: Simplify right side
    529,437.81x = 182,309,653,757.76
  5. Step 5: Solve for x
    x = 182,309,653,757.76/529,437.81
  6. Step 6: Final answer
    x = 344,345.74

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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.