Home / 713,340.40-1,070,010.60-239,868.40

Finding the Fourth Proportional to 713,340.40, 1,070,010.60 and 239,868.40

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Solution

The fourth proportional to 713,340.40, 1,070,010.60 and 239,868.40 is: 359,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,340.40 : 1,070,010.60 = 239,868.40 : x
  2. Step 2: Convert to fraction form
    713,340.40/1,070,010.60 = 239,868.40/x
  3. Step 3: Cross multiply
    713,340.40x = 1,070,010.60 × 239,868.40
  4. Step 4: Simplify right side
    713,340.40x = 256,661,730,605.04
  5. Step 5: Solve for x
    x = 256,661,730,605.04/713,340.40
  6. Step 6: Final answer
    x = 359,802.60

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Similar ratio
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1.5x scale

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.