Home / 974,752.20-1,462,128.30-413,713.80

Finding the Fourth Proportional to 974,752.20, 1,462,128.30 and 413,713.80

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Solution

The fourth proportional to 974,752.20, 1,462,128.30 and 413,713.80 is: 620,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,752.20 : 1,462,128.30 = 413,713.80 : x
  2. Step 2: Convert to fraction form
    974,752.20/1,462,128.30 = 413,713.80/x
  3. Step 3: Cross multiply
    974,752.20x = 1,462,128.30 × 413,713.80
  4. Step 4: Simplify right side
    974,752.20x = 604,902,655,080.54
  5. Step 5: Solve for x
    x = 604,902,655,080.54/974,752.20
  6. Step 6: Final answer
    x = 620,570.70

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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.