Home / 578,112.60-867,168.90-298,176.60

Finding the Fourth Proportional to 578,112.60, 867,168.90 and 298,176.60

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Solution

The fourth proportional to 578,112.60, 867,168.90 and 298,176.60 is: 447,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,112.60 : 867,168.90 = 298,176.60 : x
  2. Step 2: Convert to fraction form
    578,112.60/867,168.90 = 298,176.60/x
  3. Step 3: Cross multiply
    578,112.60x = 867,168.90 × 298,176.60
  4. Step 4: Simplify right side
    578,112.60x = 258,569,474,227.74
  5. Step 5: Solve for x
    x = 258,569,474,227.74/578,112.60
  6. Step 6: Final answer
    x = 447,264.90

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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.