Home / 950,493.22-1,311,630.47-542,578.84

Finding the Fourth Proportional to 950,493.22, 1,311,630.47 and 542,578.84

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Solution

The fourth proportional to 950,493.22, 1,311,630.47 and 542,578.84 is: 748,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,493.22 : 1,311,630.47 = 542,578.84 : x
  2. Step 2: Convert to fraction form
    950,493.22/1,311,630.47 = 542,578.84/x
  3. Step 3: Cross multiply
    950,493.22x = 1,311,630.47 × 542,578.84
  4. Step 4: Simplify right side
    950,493.22x = 711,662,932,929.29
  5. Step 5: Solve for x
    x = 711,662,932,929.29/950,493.22
  6. Step 6: Final answer
    x = 748,730.15

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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.