Home / 844,417.64-1,267,292.13-312,090.90

Finding the Fourth Proportional to 844,417.64, 1,267,292.13 and 312,090.90

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Solution

The fourth proportional to 844,417.64, 1,267,292.13 and 312,090.90 is: 468,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,417.64 : 1,267,292.13 = 312,090.90 : x
  2. Step 2: Convert to fraction form
    844,417.64/1,267,292.13 = 312,090.90/x
  3. Step 3: Cross multiply
    844,417.64x = 1,267,292.13 × 312,090.90
  4. Step 4: Simplify right side
    844,417.64x = 395,510,341,414.62
  5. Step 5: Solve for x
    x = 395,510,341,414.62/844,417.64
  6. Step 6: Final answer
    x = 468,382.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.