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Finding the Fourth Proportional to 437,932.60, 604,347.15 and 236,728.60

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Solution

The fourth proportional to 437,932.60, 604,347.15 and 236,728.60 is: 326,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,932.60 : 604,347.15 = 236,728.60 : x
  2. Step 2: Convert to fraction form
    437,932.60/604,347.15 = 236,728.60/x
  3. Step 3: Cross multiply
    437,932.60x = 604,347.15 × 236,728.60
  4. Step 4: Simplify right side
    437,932.60x = 143,066,254,733.49
  5. Step 5: Solve for x
    x = 143,066,254,733.49/437,932.60
  6. Step 6: Final answer
    x = 326,685.56

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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.