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Finding the Fourth Proportional to 492,656.04, 679,865.03 and 266,301.54

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Solution

The fourth proportional to 492,656.04, 679,865.03 and 266,301.54 is: 367,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,656.04 : 679,865.03 = 266,301.54 : x
  2. Step 2: Convert to fraction form
    492,656.04/679,865.03 = 266,301.54/x
  3. Step 3: Cross multiply
    492,656.04x = 679,865.03 × 266,301.54
  4. Step 4: Simplify right side
    492,656.04x = 181,049,099,750.31
  5. Step 5: Solve for x
    x = 181,049,099,750.31/492,656.04
  6. Step 6: Final answer
    x = 367,495.95

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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.