Home / 714,280.40-1,070,664.60-264,712.40

Finding the Fourth Proportional to 714,280.40, 1,070,664.60 and 264,712.40

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Solution

The fourth proportional to 714,280.40, 1,070,664.60 and 264,712.40 is: 396,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,280.40 : 1,070,664.60 = 264,712.40 : x
  2. Step 2: Convert to fraction form
    714,280.40/1,070,664.60 = 264,712.40/x
  3. Step 3: Cross multiply
    714,280.40x = 1,070,664.60 × 264,712.40
  4. Step 4: Simplify right side
    714,280.40x = 283,418,195,861.04
  5. Step 5: Solve for x
    x = 283,418,195,861.04/714,280.40
  6. Step 6: Final answer
    x = 396,788.43

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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.