Home / 578,026.80-867,191.40-223,052.40

Finding the Fourth Proportional to 578,026.80, 867,191.40 and 223,052.40

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Solution

The fourth proportional to 578,026.80, 867,191.40 and 223,052.40 is: 334,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,026.80 : 867,191.40 = 223,052.40 : x
  2. Step 2: Convert to fraction form
    578,026.80/867,191.40 = 223,052.40/x
  3. Step 3: Cross multiply
    578,026.80x = 867,191.40 × 223,052.40
  4. Step 4: Simplify right side
    578,026.80x = 193,429,123,029.36
  5. Step 5: Solve for x
    x = 193,429,123,029.36/578,026.80
  6. Step 6: Final answer
    x = 334,636.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.