Home / 372,273.60-557,794.80-214,226.40

Finding the Fourth Proportional to 372,273.60, 557,794.80 and 214,226.40

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Solution

The fourth proportional to 372,273.60, 557,794.80 and 214,226.40 is: 320,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,273.60 : 557,794.80 = 214,226.40 : x
  2. Step 2: Convert to fraction form
    372,273.60/557,794.80 = 214,226.40/x
  3. Step 3: Cross multiply
    372,273.60x = 557,794.80 × 214,226.40
  4. Step 4: Simplify right side
    372,273.60x = 119,494,371,942.72
  5. Step 5: Solve for x
    x = 119,494,371,942.72/372,273.60
  6. Step 6: Final answer
    x = 320,985.35

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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.