Home / 725,281.86-1,087,889.58-252,004.26

Finding the Fourth Proportional to 725,281.86, 1,087,889.58 and 252,004.26

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Solution

The fourth proportional to 725,281.86, 1,087,889.58 and 252,004.26 is: 377,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,281.86 : 1,087,889.58 = 252,004.26 : x
  2. Step 2: Convert to fraction form
    725,281.86/1,087,889.58 = 252,004.26/x
  3. Step 3: Cross multiply
    725,281.86x = 1,087,889.58 × 252,004.26
  4. Step 4: Simplify right side
    725,281.86x = 274,152,808,569.61
  5. Step 5: Solve for x
    x = 274,152,808,569.61/725,281.86
  6. Step 6: Final answer
    x = 377,994.85

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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.