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Finding the Fourth Proportional to 477,012.02, 658,292.37 and 262,159.70

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Solution

The fourth proportional to 477,012.02, 658,292.37 and 262,159.70 is: 361,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,012.02 : 658,292.37 = 262,159.70 : x
  2. Step 2: Convert to fraction form
    477,012.02/658,292.37 = 262,159.70/x
  3. Step 3: Cross multiply
    477,012.02x = 658,292.37 × 262,159.70
  4. Step 4: Simplify right side
    477,012.02x = 172,577,730,231.49
  5. Step 5: Solve for x
    x = 172,577,730,231.49/477,012.02
  6. Step 6: Final answer
    x = 361,789.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.