Home / 1,308,330.72-1,962,532.98-361,701.36

Finding the Fourth Proportional to 1,308,330.72, 1,962,532.98 and 361,701.36

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Solution

The fourth proportional to 1,308,330.72, 1,962,532.98 and 361,701.36 is: 542,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,330.72 : 1,962,532.98 = 361,701.36 : x
  2. Step 2: Convert to fraction form
    1,308,330.72/1,962,532.98 = 361,701.36/x
  3. Step 3: Cross multiply
    1,308,330.72x = 1,962,532.98 × 361,701.36
  4. Step 4: Simplify right side
    1,308,330.72x = 709,850,847,910.85
  5. Step 5: Solve for x
    x = 709,850,847,910.85/1,308,330.72
  6. Step 6: Final answer
    x = 542,562.24

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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.