Home / 779,232.72-1,168,849-394,921.71

Finding the Fourth Proportional to 779,232.72, 1,168,849 and 394,921.71

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Solution

The fourth proportional to 779,232.72, 1,168,849 and 394,921.71 is: 592,382.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,232.72 : 1,168,849 = 394,921.71 : x
  2. Step 2: Convert to fraction form
    779,232.72/1,168,849 = 394,921.71/x
  3. Step 3: Cross multiply
    779,232.72x = 1,168,849 × 394,921.71
  4. Step 4: Simplify right side
    779,232.72x = 461,603,845,811.79
  5. Step 5: Solve for x
    x = 461,603,845,811.79/779,232.72
  6. Step 6: Final answer
    x = 592,382.52

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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.