Home / 834,811.86-1,252,267.52-322,480.92

Finding the Fourth Proportional to 834,811.86, 1,252,267.52 and 322,480.92

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Solution

The fourth proportional to 834,811.86, 1,252,267.52 and 322,480.92 is: 483,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,811.86 : 1,252,267.52 = 322,480.92 : x
  2. Step 2: Convert to fraction form
    834,811.86/1,252,267.52 = 322,480.92/x
  3. Step 3: Cross multiply
    834,811.86x = 1,252,267.52 × 322,480.92
  4. Step 4: Simplify right side
    834,811.86x = 403,832,381,935.72
  5. Step 5: Solve for x
    x = 403,832,381,935.72/834,811.86
  6. Step 6: Final answer
    x = 483,740.59

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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.