Home / 929,203.72-1,282,145.70-547,306.54

Finding the Fourth Proportional to 929,203.72, 1,282,145.70 and 547,306.54

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Solution

The fourth proportional to 929,203.72, 1,282,145.70 and 547,306.54 is: 755,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,203.72 : 1,282,145.70 = 547,306.54 : x
  2. Step 2: Convert to fraction form
    929,203.72/1,282,145.70 = 547,306.54/x
  3. Step 3: Cross multiply
    929,203.72x = 1,282,145.70 × 547,306.54
  4. Step 4: Simplify right side
    929,203.72x = 701,726,726,842.88
  5. Step 5: Solve for x
    x = 701,726,726,842.88/929,203.72
  6. Step 6: Final answer
    x = 755,191.47

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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.