Home / 950,088.71-1,311,108.89-542,319.73

Finding the Fourth Proportional to 950,088.71, 1,311,108.89 and 542,319.73

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Solution

The fourth proportional to 950,088.71, 1,311,108.89 and 542,319.73 is: 748,393.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,088.71 : 1,311,108.89 = 542,319.73 : x
  2. Step 2: Convert to fraction form
    950,088.71/1,311,108.89 = 542,319.73/x
  3. Step 3: Cross multiply
    950,088.71x = 1,311,108.89 × 542,319.73
  4. Step 4: Simplify right side
    950,088.71x = 711,040,213,236.03
  5. Step 5: Solve for x
    x = 711,040,213,236.03/950,088.71
  6. Step 6: Final answer
    x = 748,393.50

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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.