Home / 808,823.10-1,213,234.65-622,199.10

Finding the Fourth Proportional to 808,823.10, 1,213,234.65 and 622,199.10

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Solution

The fourth proportional to 808,823.10, 1,213,234.65 and 622,199.10 is: 933,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,823.10 : 1,213,234.65 = 622,199.10 : x
  2. Step 2: Convert to fraction form
    808,823.10/1,213,234.65 = 622,199.10/x
  3. Step 3: Cross multiply
    808,823.10x = 1,213,234.65 × 622,199.10
  4. Step 4: Simplify right side
    808,823.10x = 754,873,507,318.82
  5. Step 5: Solve for x
    x = 754,873,507,318.82/808,823.10
  6. Step 6: Final answer
    x = 933,298.65

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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.