Home / 347,275.54-479,025.69-238,330.13

Finding the Fourth Proportional to 347,275.54, 479,025.69 and 238,330.13

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Solution

The fourth proportional to 347,275.54, 479,025.69 and 238,330.13 is: 328,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,275.54 : 479,025.69 = 238,330.13 : x
  2. Step 2: Convert to fraction form
    347,275.54/479,025.69 = 238,330.13/x
  3. Step 3: Cross multiply
    347,275.54x = 479,025.69 × 238,330.13
  4. Step 4: Simplify right side
    347,275.54x = 114,166,256,168.60
  5. Step 5: Solve for x
    x = 114,166,256,168.60/347,275.54
  6. Step 6: Final answer
    x = 328,748.34

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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.