Home / 1,035,378.30-1,552,144.05-404,145.30

Finding the Fourth Proportional to 1,035,378.30, 1,552,144.05 and 404,145.30

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Solution

The fourth proportional to 1,035,378.30, 1,552,144.05 and 404,145.30 is: 605,857.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,378.30 : 1,552,144.05 = 404,145.30 : x
  2. Step 2: Convert to fraction form
    1,035,378.30/1,552,144.05 = 404,145.30/x
  3. Step 3: Cross multiply
    1,035,378.30x = 1,552,144.05 × 404,145.30
  4. Step 4: Simplify right side
    1,035,378.30x = 627,291,722,730.47
  5. Step 5: Solve for x
    x = 627,291,722,730.47/1,035,378.30
  6. Step 6: Final answer
    x = 605,857.51

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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.