Home / 744,273.60-1,116,410.40-715,243.20

Finding the Fourth Proportional to 744,273.60, 1,116,410.40 and 715,243.20

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Solution

The fourth proportional to 744,273.60, 1,116,410.40 and 715,243.20 is: 1,072,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,273.60 : 1,116,410.40 = 715,243.20 : x
  2. Step 2: Convert to fraction form
    744,273.60/1,116,410.40 = 715,243.20/x
  3. Step 3: Cross multiply
    744,273.60x = 1,116,410.40 × 715,243.20
  4. Step 4: Simplify right side
    744,273.60x = 798,504,947,009.28
  5. Step 5: Solve for x
    x = 798,504,947,009.28/744,273.60
  6. Step 6: Final answer
    x = 1,072,864.80

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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.