Home / 746,375.28-1,030,025.88-424,140.24

Finding the Fourth Proportional to 746,375.28, 1,030,025.88 and 424,140.24

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Solution

The fourth proportional to 746,375.28, 1,030,025.88 and 424,140.24 is: 585,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,375.28 : 1,030,025.88 = 424,140.24 : x
  2. Step 2: Convert to fraction form
    746,375.28/1,030,025.88 = 424,140.24/x
  3. Step 3: Cross multiply
    746,375.28x = 1,030,025.88 × 424,140.24
  4. Step 4: Simplify right side
    746,375.28x = 436,875,423,949.41
  5. Step 5: Solve for x
    x = 436,875,423,949.41/746,375.28
  6. Step 6: Final answer
    x = 585,329.44

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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.