Home / 1,002,615.90-1,383,697.40-549,994.38

Finding the Fourth Proportional to 1,002,615.90, 1,383,697.40 and 549,994.38

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Solution

The fourth proportional to 1,002,615.90, 1,383,697.40 and 549,994.38 is: 759,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,615.90 : 1,383,697.40 = 549,994.38 : x
  2. Step 2: Convert to fraction form
    1,002,615.90/1,383,697.40 = 549,994.38/x
  3. Step 3: Cross multiply
    1,002,615.90x = 1,383,697.40 × 549,994.38
  4. Step 4: Simplify right side
    1,002,615.90x = 761,025,793,620.61
  5. Step 5: Solve for x
    x = 761,025,793,620.61/1,002,615.90
  6. Step 6: Final answer
    x = 759,040.22

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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.