Home / 802,378.29-1,205,066.45-706,349.55

Finding the Fourth Proportional to 802,378.29, 1,205,066.45 and 706,349.55

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Solution

The fourth proportional to 802,378.29, 1,205,066.45 and 706,349.55 is: 1,060,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,378.29 : 1,205,066.45 = 706,349.55 : x
  2. Step 2: Convert to fraction form
    802,378.29/1,205,066.45 = 706,349.55/x
  3. Step 3: Cross multiply
    802,378.29x = 1,205,066.45 × 706,349.55
  4. Step 4: Simplify right side
    802,378.29x = 851,198,144,677.60
  5. Step 5: Solve for x
    x = 851,198,144,677.60/802,378.29
  6. Step 6: Final answer
    x = 1,060,843.94

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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.