Home / 477,155.72-658,475.66-262,297.14

Finding the Fourth Proportional to 477,155.72, 658,475.66 and 262,297.14

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Solution

The fourth proportional to 477,155.72, 658,475.66 and 262,297.14 is: 361,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,155.72 : 658,475.66 = 262,297.14 : x
  2. Step 2: Convert to fraction form
    477,155.72/658,475.66 = 262,297.14/x
  3. Step 3: Cross multiply
    477,155.72x = 658,475.66 × 262,297.14
  4. Step 4: Simplify right side
    477,155.72x = 172,716,282,377.61
  5. Step 5: Solve for x
    x = 172,716,282,377.61/477,155.72
  6. Step 6: Final answer
    x = 361,970.47

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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.