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Finding the Fourth Proportional to 249,744.20, 374,616.30 and 174,948.80

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Solution

The fourth proportional to 249,744.20, 374,616.30 and 174,948.80 is: 262,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,744.20 : 374,616.30 = 174,948.80 : x
  2. Step 2: Convert to fraction form
    249,744.20/374,616.30 = 174,948.80/x
  3. Step 3: Cross multiply
    249,744.20x = 374,616.30 × 174,948.80
  4. Step 4: Simplify right side
    249,744.20x = 65,538,672,145.44
  5. Step 5: Solve for x
    x = 65,538,672,145.44/249,744.20
  6. Step 6: Final answer
    x = 262,423.20

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1.5x scale

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.