Home / 748,572.44-1,033,032.66-409,040.69

Finding the Fourth Proportional to 748,572.44, 1,033,032.66 and 409,040.69

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Solution

The fourth proportional to 748,572.44, 1,033,032.66 and 409,040.69 is: 564,477.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,572.44 : 1,033,032.66 = 409,040.69 : x
  2. Step 2: Convert to fraction form
    748,572.44/1,033,032.66 = 409,040.69/x
  3. Step 3: Cross multiply
    748,572.44x = 1,033,032.66 × 409,040.69
  4. Step 4: Simplify right side
    748,572.44x = 422,552,394,621.52
  5. Step 5: Solve for x
    x = 422,552,394,621.52/748,572.44
  6. Step 6: Final answer
    x = 564,477.63

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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.