Home / 676,567.81-1,015,005.48-227,254.20

Finding the Fourth Proportional to 676,567.81, 1,015,005.48 and 227,254.20

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Solution

The fourth proportional to 676,567.81, 1,015,005.48 and 227,254.20 is: 340,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,567.81 : 1,015,005.48 = 227,254.20 : x
  2. Step 2: Convert to fraction form
    676,567.81/1,015,005.48 = 227,254.20/x
  3. Step 3: Cross multiply
    676,567.81x = 1,015,005.48 × 227,254.20
  4. Step 4: Simplify right side
    676,567.81x = 230,664,258,353.02
  5. Step 5: Solve for x
    x = 230,664,258,353.02/676,567.81
  6. Step 6: Final answer
    x = 340,932.95

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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.