Home / 454,234.08-681,642.72-304,643.28

Finding the Fourth Proportional to 454,234.08, 681,642.72 and 304,643.28

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Solution

The fourth proportional to 454,234.08, 681,642.72 and 304,643.28 is: 457,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,234.08 : 681,642.72 = 304,643.28 : x
  2. Step 2: Convert to fraction form
    454,234.08/681,642.72 = 304,643.28/x
  3. Step 3: Cross multiply
    454,234.08x = 681,642.72 × 304,643.28
  4. Step 4: Simplify right side
    454,234.08x = 207,657,874,008.92
  5. Step 5: Solve for x
    x = 207,657,874,008.92/454,234.08
  6. Step 6: Final answer
    x = 457,160.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.