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Finding the Fourth Proportional to 450,851.04, 622,174.40 and 249,647.04

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Solution

The fourth proportional to 450,851.04, 622,174.40 and 249,647.04 is: 344,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,851.04 : 622,174.40 = 249,647.04 : x
  2. Step 2: Convert to fraction form
    450,851.04/622,174.40 = 249,647.04/x
  3. Step 3: Cross multiply
    450,851.04x = 622,174.40 × 249,647.04
  4. Step 4: Simplify right side
    450,851.04x = 155,323,997,323.78
  5. Step 5: Solve for x
    x = 155,323,997,323.78/450,851.04
  6. Step 6: Final answer
    x = 344,512.90

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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.