Home / 1,020,909.16-1,531,406.00-301,250.87

Finding the Fourth Proportional to 1,020,909.16, 1,531,406.00 and 301,250.87

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Solution

The fourth proportional to 1,020,909.16, 1,531,406.00 and 301,250.87 is: 451,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,909.16 : 1,531,406.00 = 301,250.87 : x
  2. Step 2: Convert to fraction form
    1,020,909.16/1,531,406.00 = 301,250.87/x
  3. Step 3: Cross multiply
    1,020,909.16x = 1,531,406.00 × 301,250.87
  4. Step 4: Simplify right side
    1,020,909.16x = 461,337,380,659.94
  5. Step 5: Solve for x
    x = 461,337,380,659.94/1,020,909.16
  6. Step 6: Final answer
    x = 451,888.77

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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.