Home / 713,695.20-1,070,487.18-264,204.60

Finding the Fourth Proportional to 713,695.20, 1,070,487.18 and 264,204.60

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Solution

The fourth proportional to 713,695.20, 1,070,487.18 and 264,204.60 is: 396,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,695.20 : 1,070,487.18 = 264,204.60 : x
  2. Step 2: Convert to fraction form
    713,695.20/1,070,487.18 = 264,204.60/x
  3. Step 3: Cross multiply
    713,695.20x = 1,070,487.18 × 264,204.60
  4. Step 4: Simplify right side
    713,695.20x = 282,827,637,197.03
  5. Step 5: Solve for x
    x = 282,827,637,197.03/713,695.20
  6. Step 6: Final answer
    x = 396,286.31

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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.