Home / 1,074,135.59-1,610,858.72-354,315.59

Finding the Fourth Proportional to 1,074,135.59, 1,610,858.72 and 354,315.59

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Solution

The fourth proportional to 1,074,135.59, 1,610,858.72 and 354,315.59 is: 531,359.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,135.59 : 1,610,858.72 = 354,315.59 : x
  2. Step 2: Convert to fraction form
    1,074,135.59/1,610,858.72 = 354,315.59/x
  3. Step 3: Cross multiply
    1,074,135.59x = 1,610,858.72 × 354,315.59
  4. Step 4: Simplify right side
    1,074,135.59x = 570,752,350,614.94
  5. Step 5: Solve for x
    x = 570,752,350,614.94/1,074,135.59
  6. Step 6: Final answer
    x = 531,359.69

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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.