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Finding the Fourth Proportional to 249,200.40, 373,800.60 and 247,645.20

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Solution

The fourth proportional to 249,200.40, 373,800.60 and 247,645.20 is: 371,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,200.40 : 373,800.60 = 247,645.20 : x
  2. Step 2: Convert to fraction form
    249,200.40/373,800.60 = 247,645.20/x
  3. Step 3: Cross multiply
    249,200.40x = 373,800.60 × 247,645.20
  4. Step 4: Simplify right side
    249,200.40x = 92,569,924,347.12
  5. Step 5: Solve for x
    x = 92,569,924,347.12/249,200.40
  6. Step 6: Final answer
    x = 371,467.80

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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.