Home / 713,300.52-1,070,090.72-264,025.20

Finding the Fourth Proportional to 713,300.52, 1,070,090.72 and 264,025.20

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Solution

The fourth proportional to 713,300.52, 1,070,090.72 and 264,025.20 is: 396,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,300.52 : 1,070,090.72 = 264,025.20 : x
  2. Step 2: Convert to fraction form
    713,300.52/1,070,090.72 = 264,025.20/x
  3. Step 3: Cross multiply
    713,300.52x = 1,070,090.72 × 264,025.20
  4. Step 4: Simplify right side
    713,300.52x = 282,530,916,366.14
  5. Step 5: Solve for x
    x = 282,530,916,366.14/713,300.52
  6. Step 6: Final answer
    x = 396,089.60

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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.