Home / 971,664.57-1,340,898.98-541,972.53

Finding the Fourth Proportional to 971,664.57, 1,340,898.98 and 541,972.53

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Solution

The fourth proportional to 971,664.57, 1,340,898.98 and 541,972.53 is: 747,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,664.57 : 1,340,898.98 = 541,972.53 : x
  2. Step 2: Convert to fraction form
    971,664.57/1,340,898.98 = 541,972.53/x
  3. Step 3: Cross multiply
    971,664.57x = 1,340,898.98 × 541,972.53
  4. Step 4: Simplify right side
    971,664.57x = 726,730,409,955.16
  5. Step 5: Solve for x
    x = 726,730,409,955.16/971,664.57
  6. Step 6: Final answer
    x = 747,923.13

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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.