Home / 563,785.16-844,018.80-376,331.72

Finding the Fourth Proportional to 563,785.16, 844,018.80 and 376,331.72

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Solution

The fourth proportional to 563,785.16, 844,018.80 and 376,331.72 is: 563,390.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,785.16 : 844,018.80 = 376,331.72 : x
  2. Step 2: Convert to fraction form
    563,785.16/844,018.80 = 376,331.72/x
  3. Step 3: Cross multiply
    563,785.16x = 844,018.80 × 376,331.72
  4. Step 4: Simplify right side
    563,785.16x = 317,631,046,716.34
  5. Step 5: Solve for x
    x = 317,631,046,716.34/563,785.16
  6. Step 6: Final answer
    x = 563,390.22

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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.