Home / 477,154.72-658,474.28-262,296.15

Finding the Fourth Proportional to 477,154.72, 658,474.28 and 262,296.15

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Solution

The fourth proportional to 477,154.72, 658,474.28 and 262,296.15 is: 361,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,154.72 : 658,474.28 = 262,296.15 : x
  2. Step 2: Convert to fraction form
    477,154.72/658,474.28 = 262,296.15/x
  3. Step 3: Cross multiply
    477,154.72x = 658,474.28 × 262,296.15
  4. Step 4: Simplify right side
    477,154.72x = 172,715,268,518.02
  5. Step 5: Solve for x
    x = 172,715,268,518.02/477,154.72
  6. Step 6: Final answer
    x = 361,969.11

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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.