Home / 923,272.36-1,274,328.36-541,422.16

Finding the Fourth Proportional to 923,272.36, 1,274,328.36 and 541,422.16

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Solution

The fourth proportional to 923,272.36, 1,274,328.36 and 541,422.16 is: 747,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,272.36 : 1,274,328.36 = 541,422.16 : x
  2. Step 2: Convert to fraction form
    923,272.36/1,274,328.36 = 541,422.16/x
  3. Step 3: Cross multiply
    923,272.36x = 1,274,328.36 × 541,422.16
  4. Step 4: Simplify right side
    923,272.36x = 689,949,613,220.46
  5. Step 5: Solve for x
    x = 689,949,613,220.46/923,272.36
  6. Step 6: Final answer
    x = 747,287.20

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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.