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Finding the Fourth Proportional to 361,047.96, 541,461.06 and 249,445.34

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Solution

The fourth proportional to 361,047.96, 541,461.06 and 249,445.34 is: 374,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,047.96 : 541,461.06 = 249,445.34 : x
  2. Step 2: Convert to fraction form
    361,047.96/541,461.06 = 249,445.34/x
  3. Step 3: Cross multiply
    361,047.96x = 541,461.06 × 249,445.34
  4. Step 4: Simplify right side
    361,047.96x = 135,064,938,208.46
  5. Step 5: Solve for x
    x = 135,064,938,208.46/361,047.96
  6. Step 6: Final answer
    x = 374,091.40

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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.