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Finding the Fourth Proportional to 608,017.07, 839,146.91 and 349,888.73

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Solution

The fourth proportional to 608,017.07, 839,146.91 and 349,888.73 is: 482,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,017.07 : 839,146.91 = 349,888.73 : x
  2. Step 2: Convert to fraction form
    608,017.07/839,146.91 = 349,888.73/x
  3. Step 3: Cross multiply
    608,017.07x = 839,146.91 × 349,888.73
  4. Step 4: Simplify right side
    608,017.07x = 293,608,043,302.31
  5. Step 5: Solve for x
    x = 293,608,043,302.31/608,017.07
  6. Step 6: Final answer
    x = 482,894.41

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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.