Home / 534,881.12-802,442.76-179,885.40

Finding the Fourth Proportional to 534,881.12, 802,442.76 and 179,885.40

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Solution

The fourth proportional to 534,881.12, 802,442.76 and 179,885.40 is: 269,868.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,881.12 : 802,442.76 = 179,885.40 : x
  2. Step 2: Convert to fraction form
    534,881.12/802,442.76 = 179,885.40/x
  3. Step 3: Cross multiply
    534,881.12x = 802,442.76 × 179,885.40
  4. Step 4: Simplify right side
    534,881.12x = 144,347,736,859.70
  5. Step 5: Solve for x
    x = 144,347,736,859.70/534,881.12
  6. Step 6: Final answer
    x = 269,868.82

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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.