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Finding the Fourth Proportional to 467,350.45, 700,008.71 and 307,245.65

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Solution

The fourth proportional to 467,350.45, 700,008.71 and 307,245.65 is: 460,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,350.45 : 700,008.71 = 307,245.65 : x
  2. Step 2: Convert to fraction form
    467,350.45/700,008.71 = 307,245.65/x
  3. Step 3: Cross multiply
    467,350.45x = 700,008.71 × 307,245.65
  4. Step 4: Simplify right side
    467,350.45x = 215,074,626,073.34
  5. Step 5: Solve for x
    x = 215,074,626,073.34/467,350.45
  6. Step 6: Final answer
    x = 460,199.89

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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.