Home / 1,003,019.76-1,504,531.26-355,078.08

Finding the Fourth Proportional to 1,003,019.76, 1,504,531.26 and 355,078.08

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Solution

The fourth proportional to 1,003,019.76, 1,504,531.26 and 355,078.08 is: 532,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,019.76 : 1,504,531.26 = 355,078.08 : x
  2. Step 2: Convert to fraction form
    1,003,019.76/1,504,531.26 = 355,078.08/x
  3. Step 3: Cross multiply
    1,003,019.76x = 1,504,531.26 × 355,078.08
  4. Step 4: Simplify right side
    1,003,019.76x = 534,226,071,100.78
  5. Step 5: Solve for x
    x = 534,226,071,100.78/1,003,019.76
  6. Step 6: Final answer
    x = 532,617.69

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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.