Home / 755,441.64-1,133,162.46-249,866.78

Finding the Fourth Proportional to 755,441.64, 1,133,162.46 and 249,866.78

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Solution

The fourth proportional to 755,441.64, 1,133,162.46 and 249,866.78 is: 374,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,441.64 : 1,133,162.46 = 249,866.78 : x
  2. Step 2: Convert to fraction form
    755,441.64/1,133,162.46 = 249,866.78/x
  3. Step 3: Cross multiply
    755,441.64x = 1,133,162.46 × 249,866.78
  4. Step 4: Simplify right side
    755,441.64x = 283,139,649,431.27
  5. Step 5: Solve for x
    x = 283,139,649,431.27/755,441.64
  6. Step 6: Final answer
    x = 374,800.16

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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.