Home / 722,393.12-1,083,660.96-249,016.16

Finding the Fourth Proportional to 722,393.12, 1,083,660.96 and 249,016.16

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Solution

The fourth proportional to 722,393.12, 1,083,660.96 and 249,016.16 is: 373,548.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,393.12 : 1,083,660.96 = 249,016.16 : x
  2. Step 2: Convert to fraction form
    722,393.12/1,083,660.96 = 249,016.16/x
  3. Step 3: Cross multiply
    722,393.12x = 1,083,660.96 × 249,016.16
  4. Step 4: Simplify right side
    722,393.12x = 269,849,091,001.11
  5. Step 5: Solve for x
    x = 269,849,091,001.11/722,393.12
  6. Step 6: Final answer
    x = 373,548.81

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.