Home / 318,002.22-438,838.02-174,759.19

Finding the Fourth Proportional to 318,002.22, 438,838.02 and 174,759.19

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Solution

The fourth proportional to 318,002.22, 438,838.02 and 174,759.19 is: 241,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,002.22 : 438,838.02 = 174,759.19 : x
  2. Step 2: Convert to fraction form
    318,002.22/438,838.02 = 174,759.19/x
  3. Step 3: Cross multiply
    318,002.22x = 438,838.02 × 174,759.19
  4. Step 4: Simplify right side
    318,002.22x = 76,690,975,819.31
  5. Step 5: Solve for x
    x = 76,690,975,819.31/318,002.22
  6. Step 6: Final answer
    x = 241,164.91

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1.5x scale

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.