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Finding the Fourth Proportional to 484,224.95, 668,246.44 and 266,458.52

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Solution

The fourth proportional to 484,224.95, 668,246.44 and 266,458.52 is: 367,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,224.95 : 668,246.44 = 266,458.52 : x
  2. Step 2: Convert to fraction form
    484,224.95/668,246.44 = 266,458.52/x
  3. Step 3: Cross multiply
    484,224.95x = 668,246.44 × 266,458.52
  4. Step 4: Simplify right side
    484,224.95x = 178,059,957,397.67
  5. Step 5: Solve for x
    x = 178,059,957,397.67/484,224.95
  6. Step 6: Final answer
    x = 367,721.57

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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.