Home / 558,974.94-771,359.67-304,325.34

Finding the Fourth Proportional to 558,974.94, 771,359.67 and 304,325.34

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Solution

The fourth proportional to 558,974.94, 771,359.67 and 304,325.34 is: 419,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,974.94 : 771,359.67 = 304,325.34 : x
  2. Step 2: Convert to fraction form
    558,974.94/771,359.67 = 304,325.34/x
  3. Step 3: Cross multiply
    558,974.94x = 771,359.67 × 304,325.34
  4. Step 4: Simplify right side
    558,974.94x = 234,744,293,835.04
  5. Step 5: Solve for x
    x = 234,744,293,835.04/558,974.94
  6. Step 6: Final answer
    x = 419,954.95

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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.