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Finding the Fourth Proportional to 671,159.70, 926,204.31 and 365,238.48

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Solution

The fourth proportional to 671,159.70, 926,204.31 and 365,238.48 is: 504,031.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,159.70 : 926,204.31 = 365,238.48 : x
  2. Step 2: Convert to fraction form
    671,159.70/926,204.31 = 365,238.48/x
  3. Step 3: Cross multiply
    671,159.70x = 926,204.31 × 365,238.48
  4. Step 4: Simplify right side
    671,159.70x = 338,285,454,353.85
  5. Step 5: Solve for x
    x = 338,285,454,353.85/671,159.70
  6. Step 6: Final answer
    x = 504,031.24

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1.5x scale

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.