Home / 563,260.68-777,283.02-321,537.24

Finding the Fourth Proportional to 563,260.68, 777,283.02 and 321,537.24

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Solution

The fourth proportional to 563,260.68, 777,283.02 and 321,537.24 is: 443,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,260.68 : 777,283.02 = 321,537.24 : x
  2. Step 2: Convert to fraction form
    563,260.68/777,283.02 = 321,537.24/x
  3. Step 3: Cross multiply
    563,260.68x = 777,283.02 × 321,537.24
  4. Step 4: Simplify right side
    563,260.68x = 249,925,436,949.67
  5. Step 5: Solve for x
    x = 249,925,436,949.67/563,260.68
  6. Step 6: Final answer
    x = 443,711.85

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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.