Home / 542,927.79-749,244.87-301,226.22

Finding the Fourth Proportional to 542,927.79, 749,244.87 and 301,226.22

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Solution

The fourth proportional to 542,927.79, 749,244.87 and 301,226.22 is: 415,694.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,927.79 : 749,244.87 = 301,226.22 : x
  2. Step 2: Convert to fraction form
    542,927.79/749,244.87 = 301,226.22/x
  3. Step 3: Cross multiply
    542,927.79x = 749,244.87 × 301,226.22
  4. Step 4: Simplify right side
    542,927.79x = 225,692,200,044.49
  5. Step 5: Solve for x
    x = 225,692,200,044.49/542,927.79
  6. Step 6: Final answer
    x = 415,694.69

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1.5x scale

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.