Home / 902,036.04-1,244,765.08-494,139.64

Finding the Fourth Proportional to 902,036.04, 1,244,765.08 and 494,139.64

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Solution

The fourth proportional to 902,036.04, 1,244,765.08 and 494,139.64 is: 681,888.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,036.04 : 1,244,765.08 = 494,139.64 : x
  2. Step 2: Convert to fraction form
    902,036.04/1,244,765.08 = 494,139.64/x
  3. Step 3: Cross multiply
    902,036.04x = 1,244,765.08 × 494,139.64
  4. Step 4: Simplify right side
    902,036.04x = 615,087,768,515.77
  5. Step 5: Solve for x
    x = 615,087,768,515.77/902,036.04
  6. Step 6: Final answer
    x = 681,888.24

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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.