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Finding the Fourth Proportional to 880,770.66, 1,321,156 and 249,689.94

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Solution

The fourth proportional to 880,770.66, 1,321,156 and 249,689.94 is: 374,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,770.66 : 1,321,156 = 249,689.94 : x
  2. Step 2: Convert to fraction form
    880,770.66/1,321,156 = 249,689.94/x
  3. Step 3: Cross multiply
    880,770.66x = 1,321,156 × 249,689.94
  4. Step 4: Simplify right side
    880,770.66x = 329,879,362,370.64
  5. Step 5: Solve for x
    x = 329,879,362,370.64/880,770.66
  6. Step 6: Final answer
    x = 374,534.91

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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.