Home / 379,865.58-569,799.27-155,226.00

Finding the Fourth Proportional to 379,865.58, 569,799.27 and 155,226.00

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Solution

The fourth proportional to 379,865.58, 569,799.27 and 155,226.00 is: 232,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,865.58 : 569,799.27 = 155,226.00 : x
  2. Step 2: Convert to fraction form
    379,865.58/569,799.27 = 155,226.00/x
  3. Step 3: Cross multiply
    379,865.58x = 569,799.27 × 155,226.00
  4. Step 4: Simplify right side
    379,865.58x = 88,447,660,835.25
  5. Step 5: Solve for x
    x = 88,447,660,835.25/379,865.58
  6. Step 6: Final answer
    x = 232,839.36

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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.