Home / 735,306.90-1,102,006.78-330,199.98

Finding the Fourth Proportional to 735,306.90, 1,102,006.78 and 330,199.98

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Solution

The fourth proportional to 735,306.90, 1,102,006.78 and 330,199.98 is: 494,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,306.90 : 1,102,006.78 = 330,199.98 : x
  2. Step 2: Convert to fraction form
    735,306.90/1,102,006.78 = 330,199.98/x
  3. Step 3: Cross multiply
    735,306.90x = 1,102,006.78 × 330,199.98
  4. Step 4: Simplify right side
    735,306.90x = 363,882,616,715.86
  5. Step 5: Solve for x
    x = 363,882,616,715.86/735,306.90
  6. Step 6: Final answer
    x = 494,871.76

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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.