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Finding the Fourth Proportional to 601,339.77, 829,849.10 and 329,417.42

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Solution

The fourth proportional to 601,339.77, 829,849.10 and 329,417.42 is: 454,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,339.77 : 829,849.10 = 329,417.42 : x
  2. Step 2: Convert to fraction form
    601,339.77/829,849.10 = 329,417.42/x
  3. Step 3: Cross multiply
    601,339.77x = 829,849.10 × 329,417.42
  4. Step 4: Simplify right side
    601,339.77x = 273,366,743,714.99
  5. Step 5: Solve for x
    x = 273,366,743,714.99/601,339.77
  6. Step 6: Final answer
    x = 454,596.15

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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.