Home / 1,028,503.78-1,543,750.76-496,399.39

Finding the Fourth Proportional to 1,028,503.78, 1,543,750.76 and 496,399.39

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Solution

The fourth proportional to 1,028,503.78, 1,543,750.76 and 496,399.39 is: 745,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,503.78 : 1,543,750.76 = 496,399.39 : x
  2. Step 2: Convert to fraction form
    1,028,503.78/1,543,750.76 = 496,399.39/x
  3. Step 3: Cross multiply
    1,028,503.78x = 1,543,750.76 × 496,399.39
  4. Step 4: Simplify right side
    1,028,503.78x = 766,316,933,094.04
  5. Step 5: Solve for x
    x = 766,316,933,094.04/1,028,503.78
  6. Step 6: Final answer
    x = 745,079.36

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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.