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Finding the Fourth Proportional to 469,319.74, 703,668.54 and 169,760.86

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Solution

The fourth proportional to 469,319.74, 703,668.54 and 169,760.86 is: 254,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,319.74 : 703,668.54 = 169,760.86 : x
  2. Step 2: Convert to fraction form
    469,319.74/703,668.54 = 169,760.86/x
  3. Step 3: Cross multiply
    469,319.74x = 703,668.54 × 169,760.86
  4. Step 4: Simplify right side
    469,319.74x = 119,455,376,505.34
  5. Step 5: Solve for x
    x = 119,455,376,505.34/469,319.74
  6. Step 6: Final answer
    x = 254,528.77

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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.