Home / 881,292.80-1,321,939.20-566,364.80

Finding the Fourth Proportional to 881,292.80, 1,321,939.20 and 566,364.80

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Solution

The fourth proportional to 881,292.80, 1,321,939.20 and 566,364.80 is: 849,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,292.80 : 1,321,939.20 = 566,364.80 : x
  2. Step 2: Convert to fraction form
    881,292.80/1,321,939.20 = 566,364.80/x
  3. Step 3: Cross multiply
    881,292.80x = 1,321,939.20 × 566,364.80
  4. Step 4: Simplify right side
    881,292.80x = 748,699,830,620.16
  5. Step 5: Solve for x
    x = 748,699,830,620.16/881,292.80
  6. Step 6: Final answer
    x = 849,547.20

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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.