Home / 748,844.24-1,033,405.56-409,312.48

Finding the Fourth Proportional to 748,844.24, 1,033,405.56 and 409,312.48

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Solution

The fourth proportional to 748,844.24, 1,033,405.56 and 409,312.48 is: 564,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,844.24 : 1,033,405.56 = 409,312.48 : x
  2. Step 2: Convert to fraction form
    748,844.24/1,033,405.56 = 409,312.48/x
  3. Step 3: Cross multiply
    748,844.24x = 1,033,405.56 × 409,312.48
  4. Step 4: Simplify right side
    748,844.24x = 422,985,792,609.39
  5. Step 5: Solve for x
    x = 422,985,792,609.39/748,844.24
  6. Step 6: Final answer
    x = 564,851.50

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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.