Home / 841,020.40-1,261,822.20-368,045.20

Finding the Fourth Proportional to 841,020.40, 1,261,822.20 and 368,045.20

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Solution

The fourth proportional to 841,020.40, 1,261,822.20 and 368,045.20 is: 552,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,020.40 : 1,261,822.20 = 368,045.20 : x
  2. Step 2: Convert to fraction form
    841,020.40/1,261,822.20 = 368,045.20/x
  3. Step 3: Cross multiply
    841,020.40x = 1,261,822.20 × 368,045.20
  4. Step 4: Simplify right side
    841,020.40x = 464,407,603,963.44
  5. Step 5: Solve for x
    x = 464,407,603,963.44/841,020.40
  6. Step 6: Final answer
    x = 552,195.41

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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.