Home / 467,795.13-645,554.15-263,847.74

Finding the Fourth Proportional to 467,795.13, 645,554.15 and 263,847.74

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Solution

The fourth proportional to 467,795.13, 645,554.15 and 263,847.74 is: 364,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,795.13 : 645,554.15 = 263,847.74 : x
  2. Step 2: Convert to fraction form
    467,795.13/645,554.15 = 263,847.74/x
  3. Step 3: Cross multiply
    467,795.13x = 645,554.15 × 263,847.74
  4. Step 4: Simplify right side
    467,795.13x = 170,327,998,978.11
  5. Step 5: Solve for x
    x = 170,327,998,978.11/467,795.13
  6. Step 6: Final answer
    x = 364,108.11

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1.5x scale

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.