Home / 438,365.88-604,942.38-237,157.56

Finding the Fourth Proportional to 438,365.88, 604,942.38 and 237,157.56

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Solution

The fourth proportional to 438,365.88, 604,942.38 and 237,157.56 is: 327,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,365.88 : 604,942.38 = 237,157.56 : x
  2. Step 2: Convert to fraction form
    438,365.88/604,942.38 = 237,157.56/x
  3. Step 3: Cross multiply
    438,365.88x = 604,942.38 × 237,157.56
  4. Step 4: Simplify right side
    438,365.88x = 143,466,658,781.39
  5. Step 5: Solve for x
    x = 143,466,658,781.39/438,365.88
  6. Step 6: Final answer
    x = 327,276.06

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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.