Home / 950,154.64-1,311,234.71-542,248.36

Finding the Fourth Proportional to 950,154.64, 1,311,234.71 and 542,248.36

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Solution

The fourth proportional to 950,154.64, 1,311,234.71 and 542,248.36 is: 748,314.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,154.64 : 1,311,234.71 = 542,248.36 : x
  2. Step 2: Convert to fraction form
    950,154.64/1,311,234.71 = 542,248.36/x
  3. Step 3: Cross multiply
    950,154.64x = 1,311,234.71 × 542,248.36
  4. Step 4: Simplify right side
    950,154.64x = 711,014,865,083.25
  5. Step 5: Solve for x
    x = 711,014,865,083.25/950,154.64
  6. Step 6: Final answer
    x = 748,314.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.