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Finding the Fourth Proportional to 437,892.46, 604,291.26 and 236,688.46

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Solution

The fourth proportional to 437,892.46, 604,291.26 and 236,688.46 is: 326,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,892.46 : 604,291.26 = 236,688.46 : x
  2. Step 2: Convert to fraction form
    437,892.46/604,291.26 = 236,688.46/x
  3. Step 3: Cross multiply
    437,892.46x = 604,291.26 × 236,688.46
  4. Step 4: Simplify right side
    437,892.46x = 143,028,767,720.86
  5. Step 5: Solve for x
    x = 143,028,767,720.86/437,892.46
  6. Step 6: Final answer
    x = 326,629.89

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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.