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Finding the Fourth Proportional to 555,414.88, 833,122.50 and 134,690.74

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Solution

The fourth proportional to 555,414.88, 833,122.50 and 134,690.74 is: 202,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,414.88 : 833,122.50 = 134,690.74 : x
  2. Step 2: Convert to fraction form
    555,414.88/833,122.50 = 134,690.74/x
  3. Step 3: Cross multiply
    555,414.88x = 833,122.50 × 134,690.74
  4. Step 4: Simplify right side
    555,414.88x = 112,213,886,035.65
  5. Step 5: Solve for x
    x = 112,213,886,035.65/555,414.88
  6. Step 6: Final answer
    x = 202,036.15

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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.