Home / 982,682.04-1,356,131.40-535,162.90

Finding the Fourth Proportional to 982,682.04, 1,356,131.40 and 535,162.90

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Solution

The fourth proportional to 982,682.04, 1,356,131.40 and 535,162.90 is: 738,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,682.04 : 1,356,131.40 = 535,162.90 : x
  2. Step 2: Convert to fraction form
    982,682.04/1,356,131.40 = 535,162.90/x
  3. Step 3: Cross multiply
    982,682.04x = 1,356,131.40 × 535,162.90
  4. Step 4: Simplify right side
    982,682.04x = 725,751,212,805.06
  5. Step 5: Solve for x
    x = 725,751,212,805.06/982,682.04
  6. Step 6: Final answer
    x = 738,541.24

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.