Home / 1,100,291.28-1,650,259.76-301,385.96

Finding the Fourth Proportional to 1,100,291.28, 1,650,259.76 and 301,385.96

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Solution

The fourth proportional to 1,100,291.28, 1,650,259.76 and 301,385.96 is: 452,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,291.28 : 1,650,259.76 = 301,385.96 : x
  2. Step 2: Convert to fraction form
    1,100,291.28/1,650,259.76 = 301,385.96/x
  3. Step 3: Cross multiply
    1,100,291.28x = 1,650,259.76 × 301,385.96
  4. Step 4: Simplify right side
    1,100,291.28x = 497,365,122,016.97
  5. Step 5: Solve for x
    x = 497,365,122,016.97/1,100,291.28
  6. Step 6: Final answer
    x = 452,030.41

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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.