Home / 563,719.90-777,965.25-334,412.95

Finding the Fourth Proportional to 563,719.90, 777,965.25 and 334,412.95

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Solution

The fourth proportional to 563,719.90, 777,965.25 and 334,412.95 is: 461,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,719.90 : 777,965.25 = 334,412.95 : x
  2. Step 2: Convert to fraction form
    563,719.90/777,965.25 = 334,412.95/x
  3. Step 3: Cross multiply
    563,719.90x = 777,965.25 × 334,412.95
  4. Step 4: Simplify right side
    563,719.90x = 260,161,652,577.92
  5. Step 5: Solve for x
    x = 260,161,652,577.92/563,719.90
  6. Step 6: Final answer
    x = 461,508.73

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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.