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Finding the Fourth Proportional to 249,095.70, 374,627.70 and 223,507.80

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Solution

The fourth proportional to 249,095.70, 374,627.70 and 223,507.80 is: 336,144.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,095.70 : 374,627.70 = 223,507.80 : x
  2. Step 2: Convert to fraction form
    249,095.70/374,627.70 = 223,507.80/x
  3. Step 3: Cross multiply
    249,095.70x = 374,627.70 × 223,507.80
  4. Step 4: Simplify right side
    249,095.70x = 83,732,213,046.06
  5. Step 5: Solve for x
    x = 83,732,213,046.06/249,095.70
  6. Step 6: Final answer
    x = 336,144.75

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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.