Home / 1,299,426.96-1,949,472.48-500,493.96

Finding the Fourth Proportional to 1,299,426.96, 1,949,472.48 and 500,493.96

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Solution

The fourth proportional to 1,299,426.96, 1,949,472.48 and 500,493.96 is: 750,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,426.96 : 1,949,472.48 = 500,493.96 : x
  2. Step 2: Convert to fraction form
    1,299,426.96/1,949,472.48 = 500,493.96/x
  3. Step 3: Cross multiply
    1,299,426.96x = 1,949,472.48 × 500,493.96
  4. Step 4: Simplify right side
    1,299,426.96x = 975,699,201,426.22
  5. Step 5: Solve for x
    x = 975,699,201,426.22/1,299,426.96
  6. Step 6: Final answer
    x = 750,868.83

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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.