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Finding the Fourth Proportional to 356,604.97, 534,907.46 and 146,341.93

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Solution

The fourth proportional to 356,604.97, 534,907.46 and 146,341.93 is: 219,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,604.97 : 534,907.46 = 146,341.93 : x
  2. Step 2: Convert to fraction form
    356,604.97/534,907.46 = 146,341.93/x
  3. Step 3: Cross multiply
    356,604.97x = 534,907.46 × 146,341.93
  4. Step 4: Simplify right side
    356,604.97x = 78,279,389,336.09
  5. Step 5: Solve for x
    x = 78,279,389,336.09/356,604.97
  6. Step 6: Final answer
    x = 219,512.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.