Home / 742,335.88-1,113,494.08-181,375.24

Finding the Fourth Proportional to 742,335.88, 1,113,494.08 and 181,375.24

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Solution

The fourth proportional to 742,335.88, 1,113,494.08 and 181,375.24 is: 272,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,335.88 : 1,113,494.08 = 181,375.24 : x
  2. Step 2: Convert to fraction form
    742,335.88/1,113,494.08 = 181,375.24/x
  3. Step 3: Cross multiply
    742,335.88x = 1,113,494.08 × 181,375.24
  4. Step 4: Simplify right side
    742,335.88x = 201,960,255,998.58
  5. Step 5: Solve for x
    x = 201,960,255,998.58/742,335.88
  6. Step 6: Final answer
    x = 272,060.48

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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.