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Finding the Fourth Proportional to 469,743.76, 704,613.74 and 170,154.22

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Solution

The fourth proportional to 469,743.76, 704,613.74 and 170,154.22 is: 255,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,743.76 : 704,613.74 = 170,154.22 : x
  2. Step 2: Convert to fraction form
    469,743.76/704,613.74 = 170,154.22/x
  3. Step 3: Cross multiply
    469,743.76x = 704,613.74 × 170,154.22
  4. Step 4: Simplify right side
    469,743.76x = 119,893,000,039.83
  5. Step 5: Solve for x
    x = 119,893,000,039.83/469,743.76
  6. Step 6: Final answer
    x = 255,230.64

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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.