Home / 708,708.30-1,063,062.45-626,039.70

Finding the Fourth Proportional to 708,708.30, 1,063,062.45 and 626,039.70

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Solution

The fourth proportional to 708,708.30, 1,063,062.45 and 626,039.70 is: 939,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,708.30 : 1,063,062.45 = 626,039.70 : x
  2. Step 2: Convert to fraction form
    708,708.30/1,063,062.45 = 626,039.70/x
  3. Step 3: Cross multiply
    708,708.30x = 1,063,062.45 × 626,039.70
  4. Step 4: Simplify right side
    708,708.30x = 665,519,297,279.27
  5. Step 5: Solve for x
    x = 665,519,297,279.27/708,708.30
  6. Step 6: Final answer
    x = 939,059.55

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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.