Home / 1,502,144.68-2,253,218.64-380,213.68

Finding the Fourth Proportional to 1,502,144.68, 2,253,218.64 and 380,213.68

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Solution

The fourth proportional to 1,502,144.68, 2,253,218.64 and 380,213.68 is: 570,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,144.68 : 2,253,218.64 = 380,213.68 : x
  2. Step 2: Convert to fraction form
    1,502,144.68/2,253,218.64 = 380,213.68/x
  3. Step 3: Cross multiply
    1,502,144.68x = 2,253,218.64 × 380,213.68
  4. Step 4: Simplify right side
    1,502,144.68x = 856,704,550,959.00
  5. Step 5: Solve for x
    x = 856,704,550,959.00/1,502,144.68
  6. Step 6: Final answer
    x = 570,320.93

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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.