Home / 1,043,149.80-1,564,919.10-333,379.20

Finding the Fourth Proportional to 1,043,149.80, 1,564,919.10 and 333,379.20

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Solution

The fourth proportional to 1,043,149.80, 1,564,919.10 and 333,379.20 is: 500,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,149.80 : 1,564,919.10 = 333,379.20 : x
  2. Step 2: Convert to fraction form
    1,043,149.80/1,564,919.10 = 333,379.20/x
  3. Step 3: Cross multiply
    1,043,149.80x = 1,564,919.10 × 333,379.20
  4. Step 4: Simplify right side
    1,043,149.80x = 521,711,477,622.72
  5. Step 5: Solve for x
    x = 521,711,477,622.72/1,043,149.80
  6. Step 6: Final answer
    x = 500,130.93

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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.