Home / 534,845.40-802,073.70-268,517.40

Finding the Fourth Proportional to 534,845.40, 802,073.70 and 268,517.40

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Solution

The fourth proportional to 534,845.40, 802,073.70 and 268,517.40 is: 402,678.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,845.40 : 802,073.70 = 268,517.40 : x
  2. Step 2: Convert to fraction form
    534,845.40/802,073.70 = 268,517.40/x
  3. Step 3: Cross multiply
    534,845.40x = 802,073.70 × 268,517.40
  4. Step 4: Simplify right side
    534,845.40x = 215,370,744,532.38
  5. Step 5: Solve for x
    x = 215,370,744,532.38/534,845.40
  6. Step 6: Final answer
    x = 402,678.50

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1.5x scale

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.