Home / 746,578.55-1,030,248.72-440,753.44

Finding the Fourth Proportional to 746,578.55, 1,030,248.72 and 440,753.44

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Solution

The fourth proportional to 746,578.55, 1,030,248.72 and 440,753.44 is: 608,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,578.55 : 1,030,248.72 = 440,753.44 : x
  2. Step 2: Convert to fraction form
    746,578.55/1,030,248.72 = 440,753.44/x
  3. Step 3: Cross multiply
    746,578.55x = 1,030,248.72 × 440,753.44
  4. Step 4: Simplify right side
    746,578.55x = 454,085,667,395.60
  5. Step 5: Solve for x
    x = 454,085,667,395.60/746,578.55
  6. Step 6: Final answer
    x = 608,222.23

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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.