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Finding the Fourth Proportional to 492,700.68, 679,927.32 and 266,346.12

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Solution

The fourth proportional to 492,700.68, 679,927.32 and 266,346.12 is: 367,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,700.68 : 679,927.32 = 266,346.12 : x
  2. Step 2: Convert to fraction form
    492,700.68/679,927.32 = 266,346.12/x
  3. Step 3: Cross multiply
    492,700.68x = 679,927.32 × 266,346.12
  4. Step 4: Simplify right side
    492,700.68x = 181,096,003,564.00
  5. Step 5: Solve for x
    x = 181,096,003,564.00/492,700.68
  6. Step 6: Final answer
    x = 367,557.85

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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.