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Finding the Fourth Proportional to 343,759.30, 474,475.04 and 234,907.71

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Solution

The fourth proportional to 343,759.30, 474,475.04 and 234,907.71 is: 324,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,759.30 : 474,475.04 = 234,907.71 : x
  2. Step 2: Convert to fraction form
    343,759.30/474,475.04 = 234,907.71/x
  3. Step 3: Cross multiply
    343,759.30x = 474,475.04 × 234,907.71
  4. Step 4: Simplify right side
    343,759.30x = 111,457,845,098.56
  5. Step 5: Solve for x
    x = 111,457,845,098.56/343,759.30
  6. Step 6: Final answer
    x = 324,232.23

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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.