Home / 1,025,741.64-1,538,826.30-315,734.52

Finding the Fourth Proportional to 1,025,741.64, 1,538,826.30 and 315,734.52

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Solution

The fourth proportional to 1,025,741.64, 1,538,826.30 and 315,734.52 is: 473,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,741.64 : 1,538,826.30 = 315,734.52 : x
  2. Step 2: Convert to fraction form
    1,025,741.64/1,538,826.30 = 315,734.52/x
  3. Step 3: Cross multiply
    1,025,741.64x = 1,538,826.30 × 315,734.52
  4. Step 4: Simplify right side
    1,025,741.64x = 485,860,583,193.88
  5. Step 5: Solve for x
    x = 485,860,583,193.88/1,025,741.64
  6. Step 6: Final answer
    x = 473,667.60

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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.