Home / 650,942.98-897,849.21-553,898.50

Finding the Fourth Proportional to 650,942.98, 897,849.21 and 553,898.50

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Solution

The fourth proportional to 650,942.98, 897,849.21 and 553,898.50 is: 763,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,942.98 : 897,849.21 = 553,898.50 : x
  2. Step 2: Convert to fraction form
    650,942.98/897,849.21 = 553,898.50/x
  3. Step 3: Cross multiply
    650,942.98x = 897,849.21 × 553,898.50
  4. Step 4: Simplify right side
    650,942.98x = 497,317,330,645.19
  5. Step 5: Solve for x
    x = 497,317,330,645.19/650,942.98
  6. Step 6: Final answer
    x = 763,995.23

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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.