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Finding the Fourth Proportional to 601,011.77, 829,393.19 and 329,074.72

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Solution

The fourth proportional to 601,011.77, 829,393.19 and 329,074.72 is: 454,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,011.77 : 829,393.19 = 329,074.72 : x
  2. Step 2: Convert to fraction form
    601,011.77/829,393.19 = 329,074.72/x
  3. Step 3: Cross multiply
    601,011.77x = 829,393.19 × 329,074.72
  4. Step 4: Simplify right side
    601,011.77x = 272,932,328,050.30
  5. Step 5: Solve for x
    x = 272,932,328,050.30/601,011.77
  6. Step 6: Final answer
    x = 454,121.44

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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.