Home / 372,518.53-514,086.68-229,361.15

Finding the Fourth Proportional to 372,518.53, 514,086.68 and 229,361.15

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Solution

The fourth proportional to 372,518.53, 514,086.68 and 229,361.15 is: 316,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,518.53 : 514,086.68 = 229,361.15 : x
  2. Step 2: Convert to fraction form
    372,518.53/514,086.68 = 229,361.15/x
  3. Step 3: Cross multiply
    372,518.53x = 514,086.68 × 229,361.15
  4. Step 4: Simplify right side
    372,518.53x = 117,911,513,983.10
  5. Step 5: Solve for x
    x = 117,911,513,983.10/372,518.53
  6. Step 6: Final answer
    x = 316,525.23

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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.