Home / 563,447.86-844,045.08-338,686.36

Finding the Fourth Proportional to 563,447.86, 844,045.08 and 338,686.36

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Solution

The fourth proportional to 563,447.86, 844,045.08 and 338,686.36 is: 507,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,447.86 : 844,045.08 = 338,686.36 : x
  2. Step 2: Convert to fraction form
    563,447.86/844,045.08 = 338,686.36/x
  3. Step 3: Cross multiply
    563,447.86x = 844,045.08 × 338,686.36
  4. Step 4: Simplify right side
    563,447.86x = 285,866,555,821.11
  5. Step 5: Solve for x
    x = 285,866,555,821.11/563,447.86
  6. Step 6: Final answer
    x = 507,352.28

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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.