Home / 971,432.69-1,340,582.96-541,739.98

Finding the Fourth Proportional to 971,432.69, 1,340,582.96 and 541,739.98

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Solution

The fourth proportional to 971,432.69, 1,340,582.96 and 541,739.98 is: 747,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,432.69 : 1,340,582.96 = 541,739.98 : x
  2. Step 2: Convert to fraction form
    971,432.69/1,340,582.96 = 541,739.98/x
  3. Step 3: Cross multiply
    971,432.69x = 1,340,582.96 × 541,739.98
  4. Step 4: Simplify right side
    971,432.69x = 726,247,376,527.13
  5. Step 5: Solve for x
    x = 726,247,376,527.13/971,432.69
  6. Step 6: Final answer
    x = 747,604.42

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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.