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Finding the Fourth Proportional to 474,451.37, 654,726.60 and 270,567.91

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Solution

The fourth proportional to 474,451.37, 654,726.60 and 270,567.91 is: 373,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,451.37 : 654,726.60 = 270,567.91 : x
  2. Step 2: Convert to fraction form
    474,451.37/654,726.60 = 270,567.91/x
  3. Step 3: Cross multiply
    474,451.37x = 654,726.60 × 270,567.91
  4. Step 4: Simplify right side
    474,451.37x = 177,148,006,075.60
  5. Step 5: Solve for x
    x = 177,148,006,075.60/474,451.37
  6. Step 6: Final answer
    x = 373,374.43

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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.