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Finding the Fourth Proportional to 612,275.58, 844,950.47 and 336,645.07

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Solution

The fourth proportional to 612,275.58, 844,950.47 and 336,645.07 is: 464,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,275.58 : 844,950.47 = 336,645.07 : x
  2. Step 2: Convert to fraction form
    612,275.58/844,950.47 = 336,645.07/x
  3. Step 3: Cross multiply
    612,275.58x = 844,950.47 × 336,645.07
  4. Step 4: Simplify right side
    612,275.58x = 284,448,406,324.08
  5. Step 5: Solve for x
    x = 284,448,406,324.08/612,275.58
  6. Step 6: Final answer
    x = 464,575.78

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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.