Home / 941,143.20-1,411,714.80-498,775.20

Finding the Fourth Proportional to 941,143.20, 1,411,714.80 and 498,775.20

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Solution

The fourth proportional to 941,143.20, 1,411,714.80 and 498,775.20 is: 748,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,143.20 : 1,411,714.80 = 498,775.20 : x
  2. Step 2: Convert to fraction form
    941,143.20/1,411,714.80 = 498,775.20/x
  3. Step 3: Cross multiply
    941,143.20x = 1,411,714.80 × 498,775.20
  4. Step 4: Simplify right side
    941,143.20x = 704,128,331,712.96
  5. Step 5: Solve for x
    x = 704,128,331,712.96/941,143.20
  6. Step 6: Final answer
    x = 748,162.80

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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.