Home / 755,442.14-1,133,163.21-249,867.28

Finding the Fourth Proportional to 755,442.14, 1,133,163.21 and 249,867.28

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Solution

The fourth proportional to 755,442.14, 1,133,163.21 and 249,867.28 is: 374,800.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,442.14 : 1,133,163.21 = 249,867.28 : x
  2. Step 2: Convert to fraction form
    755,442.14/1,133,163.21 = 249,867.28/x
  3. Step 3: Cross multiply
    755,442.14x = 1,133,163.21 × 249,867.28
  4. Step 4: Simplify right side
    755,442.14x = 283,140,403,412.95
  5. Step 5: Solve for x
    x = 283,140,403,412.95/755,442.14
  6. Step 6: Final answer
    x = 374,800.91

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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.