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Finding the Fourth Proportional to 612,275.34, 844,950.10 and 336,644.82

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Solution

The fourth proportional to 612,275.34, 844,950.10 and 336,644.82 is: 464,575.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,275.34 : 844,950.10 = 336,644.82 : x
  2. Step 2: Convert to fraction form
    612,275.34/844,950.10 = 336,644.82/x
  3. Step 3: Cross multiply
    612,275.34x = 844,950.10 × 336,644.82
  4. Step 4: Simplify right side
    612,275.34x = 284,448,074,323.48
  5. Step 5: Solve for x
    x = 284,448,074,323.48/612,275.34
  6. Step 6: Final answer
    x = 464,575.42

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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.