Home / 1,020,910.16-1,531,407.50-301,251.87

Finding the Fourth Proportional to 1,020,910.16, 1,531,407.50 and 301,251.87

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Solution

The fourth proportional to 1,020,910.16, 1,531,407.50 and 301,251.87 is: 451,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,910.16 : 1,531,407.50 = 301,251.87 : x
  2. Step 2: Convert to fraction form
    1,020,910.16/1,531,407.50 = 301,251.87/x
  3. Step 3: Cross multiply
    1,020,910.16x = 1,531,407.50 × 301,251.87
  4. Step 4: Simplify right side
    1,020,910.16x = 461,339,373,107.03
  5. Step 5: Solve for x
    x = 461,339,373,107.03/1,020,910.16
  6. Step 6: Final answer
    x = 451,890.28

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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.