Home / 888,910.80-1,333,366.20-652,714.80

Finding the Fourth Proportional to 888,910.80, 1,333,366.20 and 652,714.80

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Solution

The fourth proportional to 888,910.80, 1,333,366.20 and 652,714.80 is: 979,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,910.80 : 1,333,366.20 = 652,714.80 : x
  2. Step 2: Convert to fraction form
    888,910.80/1,333,366.20 = 652,714.80/x
  3. Step 3: Cross multiply
    888,910.80x = 1,333,366.20 × 652,714.80
  4. Step 4: Simplify right side
    888,910.80x = 870,307,852,559.76
  5. Step 5: Solve for x
    x = 870,307,852,559.76/888,910.80
  6. Step 6: Final answer
    x = 979,072.20

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Double scale
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Similar ratio
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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.