Home / 671,557.87-1,007,446.25-198,291.07

Finding the Fourth Proportional to 671,557.87, 1,007,446.25 and 198,291.07

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Solution

The fourth proportional to 671,557.87, 1,007,446.25 and 198,291.07 is: 297,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,557.87 : 1,007,446.25 = 198,291.07 : x
  2. Step 2: Convert to fraction form
    671,557.87/1,007,446.25 = 198,291.07/x
  3. Step 3: Cross multiply
    671,557.87x = 1,007,446.25 × 198,291.07
  4. Step 4: Simplify right side
    671,557.87x = 199,767,593,888.53
  5. Step 5: Solve for x
    x = 199,767,593,888.53/671,557.87
  6. Step 6: Final answer
    x = 297,468.92

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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.