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Finding the Fourth Proportional to 474,117.85, 654,303.24 and 267,455.66

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Solution

The fourth proportional to 474,117.85, 654,303.24 and 267,455.66 is: 369,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,117.85 : 654,303.24 = 267,455.66 : x
  2. Step 2: Convert to fraction form
    474,117.85/654,303.24 = 267,455.66/x
  3. Step 3: Cross multiply
    474,117.85x = 654,303.24 × 267,455.66
  4. Step 4: Simplify right side
    474,117.85x = 174,997,106,530.10
  5. Step 5: Solve for x
    x = 174,997,106,530.10/474,117.85
  6. Step 6: Final answer
    x = 369,100.44

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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.