Home / 975,755.78-1,464,474.43-676,446.55

Finding the Fourth Proportional to 975,755.78, 1,464,474.43 and 676,446.55

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Solution

The fourth proportional to 975,755.78, 1,464,474.43 and 676,446.55 is: 1,015,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,755.78 : 1,464,474.43 = 676,446.55 : x
  2. Step 2: Convert to fraction form
    975,755.78/1,464,474.43 = 676,446.55/x
  3. Step 3: Cross multiply
    975,755.78x = 1,464,474.43 × 676,446.55
  4. Step 4: Simplify right side
    975,755.78x = 990,638,668,693.30
  5. Step 5: Solve for x
    x = 990,638,668,693.30/975,755.78
  6. Step 6: Final answer
    x = 1,015,252.68

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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.