Home / 317,244.86-437,646.98-189,895.84

Finding the Fourth Proportional to 317,244.86, 437,646.98 and 189,895.84

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Solution

The fourth proportional to 317,244.86, 437,646.98 and 189,895.84 is: 261,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,244.86 : 437,646.98 = 189,895.84 : x
  2. Step 2: Convert to fraction form
    317,244.86/437,646.98 = 189,895.84/x
  3. Step 3: Cross multiply
    317,244.86x = 437,646.98 × 189,895.84
  4. Step 4: Simplify right side
    317,244.86x = 83,107,340,890.56
  5. Step 5: Solve for x
    x = 83,107,340,890.56/317,244.86
  6. Step 6: Final answer
    x = 261,965.92

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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.