Home / 971,432.19-1,340,582.27-541,739.48

Finding the Fourth Proportional to 971,432.19, 1,340,582.27 and 541,739.48

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Solution

The fourth proportional to 971,432.19, 1,340,582.27 and 541,739.48 is: 747,603.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,432.19 : 1,340,582.27 = 541,739.48 : x
  2. Step 2: Convert to fraction form
    971,432.19/1,340,582.27 = 541,739.48/x
  3. Step 3: Cross multiply
    971,432.19x = 1,340,582.27 × 541,739.48
  4. Step 4: Simplify right side
    971,432.19x = 726,246,332,435.41
  5. Step 5: Solve for x
    x = 726,246,332,435.41/971,432.19
  6. Step 6: Final answer
    x = 747,603.73

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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.