Home / 713,366.64-1,070,189.76-264,091.20

Finding the Fourth Proportional to 713,366.64, 1,070,189.76 and 264,091.20

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Solution

The fourth proportional to 713,366.64, 1,070,189.76 and 264,091.20 is: 396,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,366.64 : 1,070,189.76 = 264,091.20 : x
  2. Step 2: Convert to fraction form
    713,366.64/1,070,189.76 = 264,091.20/x
  3. Step 3: Cross multiply
    713,366.64x = 1,070,189.76 × 264,091.20
  4. Step 4: Simplify right side
    713,366.64x = 282,627,697,946.11
  5. Step 5: Solve for x
    x = 282,627,697,946.11/713,366.64
  6. Step 6: Final answer
    x = 396,188.55

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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.