Home / 1,028,516.72-1,543,770.18-496,412.33

Finding the Fourth Proportional to 1,028,516.72, 1,543,770.18 and 496,412.33

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Solution

The fourth proportional to 1,028,516.72, 1,543,770.18 and 496,412.33 is: 745,098.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,516.72 : 1,543,770.18 = 496,412.33 : x
  2. Step 2: Convert to fraction form
    1,028,516.72/1,543,770.18 = 496,412.33/x
  3. Step 3: Cross multiply
    1,028,516.72x = 1,543,770.18 × 496,412.33
  4. Step 4: Simplify right side
    1,028,516.72x = 766,346,544,319.47
  5. Step 5: Solve for x
    x = 766,346,544,319.47/1,028,516.72
  6. Step 6: Final answer
    x = 745,098.77

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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.