Home / 476,921.77-658,150.05-262,061.17

Finding the Fourth Proportional to 476,921.77, 658,150.05 and 262,061.17

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Solution

The fourth proportional to 476,921.77, 658,150.05 and 262,061.17 is: 361,643.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,921.77 : 658,150.05 = 262,061.17 : x
  2. Step 2: Convert to fraction form
    476,921.77/658,150.05 = 262,061.17/x
  3. Step 3: Cross multiply
    476,921.77x = 658,150.05 × 262,061.17
  4. Step 4: Simplify right side
    476,921.77x = 172,475,572,138.56
  5. Step 5: Solve for x
    x = 172,475,572,138.56/476,921.77
  6. Step 6: Final answer
    x = 361,643.32

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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.