Home / 731,193.46-1,009,028-404,518.54

Finding the Fourth Proportional to 731,193.46, 1,009,028 and 404,518.54

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Solution

The fourth proportional to 731,193.46, 1,009,028 and 404,518.54 is: 558,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,193.46 : 1,009,028 = 404,518.54 : x
  2. Step 2: Convert to fraction form
    731,193.46/1,009,028 = 404,518.54/x
  3. Step 3: Cross multiply
    731,193.46x = 1,009,028 × 404,518.54
  4. Step 4: Simplify right side
    731,193.46x = 408,170,533,379.12
  5. Step 5: Solve for x
    x = 408,170,533,379.12/731,193.46
  6. Step 6: Final answer
    x = 558,225.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.