Home / 798,553.32-1,101,989.12-454,381.82

Finding the Fourth Proportional to 798,553.32, 1,101,989.12 and 454,381.82

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Solution

The fourth proportional to 798,553.32, 1,101,989.12 and 454,381.82 is: 627,038.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,553.32 : 1,101,989.12 = 454,381.82 : x
  2. Step 2: Convert to fraction form
    798,553.32/1,101,989.12 = 454,381.82/x
  3. Step 3: Cross multiply
    798,553.32x = 1,101,989.12 × 454,381.82
  4. Step 4: Simplify right side
    798,553.32x = 500,723,821,965.80
  5. Step 5: Solve for x
    x = 500,723,821,965.80/798,553.32
  6. Step 6: Final answer
    x = 627,038.68

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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.