Home / 1,002,277-1,383,142.35-549,577.72

Finding the Fourth Proportional to 1,002,277, 1,383,142.35 and 549,577.72

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Solution

The fourth proportional to 1,002,277, 1,383,142.35 and 549,577.72 is: 758,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,277 : 1,383,142.35 = 549,577.72 : x
  2. Step 2: Convert to fraction form
    1,002,277/1,383,142.35 = 549,577.72/x
  3. Step 3: Cross multiply
    1,002,277x = 1,383,142.35 × 549,577.72
  4. Step 4: Simplify right side
    1,002,277x = 760,144,219,148.44
  5. Step 5: Solve for x
    x = 760,144,219,148.44/1,002,277
  6. Step 6: Final answer
    x = 758,417.30

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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.