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Finding the Fourth Proportional to 604,187.37, 906,281.00 and 287,684.73

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Solution

The fourth proportional to 604,187.37, 906,281.00 and 287,684.73 is: 431,527.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,187.37 : 906,281.00 = 287,684.73 : x
  2. Step 2: Convert to fraction form
    604,187.37/906,281.00 = 287,684.73/x
  3. Step 3: Cross multiply
    604,187.37x = 906,281.00 × 287,684.73
  4. Step 4: Simplify right side
    604,187.37x = 260,723,206,047.75
  5. Step 5: Solve for x
    x = 260,723,206,047.75/604,187.37
  6. Step 6: Final answer
    x = 431,527.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.