Home / 892,487.95-1,231,654.77-484,606.98

Finding the Fourth Proportional to 892,487.95, 1,231,654.77 and 484,606.98

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Solution

The fourth proportional to 892,487.95, 1,231,654.77 and 484,606.98 is: 668,769.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,487.95 : 1,231,654.77 = 484,606.98 : x
  2. Step 2: Convert to fraction form
    892,487.95/1,231,654.77 = 484,606.98/x
  3. Step 3: Cross multiply
    892,487.95x = 1,231,654.77 × 484,606.98
  4. Step 4: Simplify right side
    892,487.95x = 596,868,498,492.30
  5. Step 5: Solve for x
    x = 596,868,498,492.30/892,487.95
  6. Step 6: Final answer
    x = 668,769.25

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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.