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Finding the Fourth Proportional to 437,682.42, 604,001.70 and 236,478.42

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Solution

The fourth proportional to 437,682.42, 604,001.70 and 236,478.42 is: 326,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,682.42 : 604,001.70 = 236,478.42 : x
  2. Step 2: Convert to fraction form
    437,682.42/604,001.70 = 236,478.42/x
  3. Step 3: Cross multiply
    437,682.42x = 604,001.70 × 236,478.42
  4. Step 4: Simplify right side
    437,682.42x = 142,833,367,693.31
  5. Step 5: Solve for x
    x = 142,833,367,693.31/437,682.42
  6. Step 6: Final answer
    x = 326,340.20

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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.