Home / 1,341,248.70-2,011,873.05-442,829.10

Finding the Fourth Proportional to 1,341,248.70, 2,011,873.05 and 442,829.10

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Solution

The fourth proportional to 1,341,248.70, 2,011,873.05 and 442,829.10 is: 664,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,248.70 : 2,011,873.05 = 442,829.10 : x
  2. Step 2: Convert to fraction form
    1,341,248.70/2,011,873.05 = 442,829.10/x
  3. Step 3: Cross multiply
    1,341,248.70x = 2,011,873.05 × 442,829.10
  4. Step 4: Simplify right side
    1,341,248.70x = 890,915,932,045.76
  5. Step 5: Solve for x
    x = 890,915,932,045.76/1,341,248.70
  6. Step 6: Final answer
    x = 664,243.65

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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.