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Finding the Fourth Proportional to 462,309.87, 637,932.37 and 255,550.34

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Solution

The fourth proportional to 462,309.87, 637,932.37 and 255,550.34 is: 352,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,309.87 : 637,932.37 = 255,550.34 : x
  2. Step 2: Convert to fraction form
    462,309.87/637,932.37 = 255,550.34/x
  3. Step 3: Cross multiply
    462,309.87x = 637,932.37 × 255,550.34
  4. Step 4: Simplify right side
    462,309.87x = 163,023,834,050.51
  5. Step 5: Solve for x
    x = 163,023,834,050.51/462,309.87
  6. Step 6: Final answer
    x = 352,628.93

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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.