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Finding the Fourth Proportional to 438,232.64, 604,759.84 and 237,028.16

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Solution

The fourth proportional to 438,232.64, 604,759.84 and 237,028.16 is: 327,098.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,232.64 : 604,759.84 = 237,028.16 : x
  2. Step 2: Convert to fraction form
    438,232.64/604,759.84 = 237,028.16/x
  3. Step 3: Cross multiply
    438,232.64x = 604,759.84 × 237,028.16
  4. Step 4: Simplify right side
    438,232.64x = 143,345,112,117.09
  5. Step 5: Solve for x
    x = 143,345,112,117.09/438,232.64
  6. Step 6: Final answer
    x = 327,098.21

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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.