Home / 755,305.60-1,132,958.75-249,866.57

Finding the Fourth Proportional to 755,305.60, 1,132,958.75 and 249,866.57

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Solution

The fourth proportional to 755,305.60, 1,132,958.75 and 249,866.57 is: 374,799.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,305.60 : 1,132,958.75 = 249,866.57 : x
  2. Step 2: Convert to fraction form
    755,305.60/1,132,958.75 = 249,866.57/x
  3. Step 3: Cross multiply
    755,305.60x = 1,132,958.75 × 249,866.57
  4. Step 4: Simplify right side
    755,305.60x = 283,088,516,813.99
  5. Step 5: Solve for x
    x = 283,088,516,813.99/755,305.60
  6. Step 6: Final answer
    x = 374,799.97

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Double scale
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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.