Home / 467,695.77-645,421.11-252,835.83

Finding the Fourth Proportional to 467,695.77, 645,421.11 and 252,835.83

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Solution

The fourth proportional to 467,695.77, 645,421.11 and 252,835.83 is: 348,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,695.77 : 645,421.11 = 252,835.83 : x
  2. Step 2: Convert to fraction form
    467,695.77/645,421.11 = 252,835.83/x
  3. Step 3: Cross multiply
    467,695.77x = 645,421.11 × 252,835.83
  4. Step 4: Simplify right side
    467,695.77x = 163,185,582,520.44
  5. Step 5: Solve for x
    x = 163,185,582,520.44/467,695.77
  6. Step 6: Final answer
    x = 348,913.96

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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.