Home / 748,831.32-1,033,387.74-409,299.57

Finding the Fourth Proportional to 748,831.32, 1,033,387.74 and 409,299.57

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Solution

The fourth proportional to 748,831.32, 1,033,387.74 and 409,299.57 is: 564,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,831.32 : 1,033,387.74 = 409,299.57 : x
  2. Step 2: Convert to fraction form
    748,831.32/1,033,387.74 = 409,299.57/x
  3. Step 3: Cross multiply
    748,831.32x = 1,033,387.74 × 409,299.57
  4. Step 4: Simplify right side
    748,831.32x = 422,965,157,625.27
  5. Step 5: Solve for x
    x = 422,965,157,625.27/748,831.32
  6. Step 6: Final answer
    x = 564,833.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.