Home / 918,002.44-1,377,237.24-539,243.50

Finding the Fourth Proportional to 918,002.44, 1,377,237.24 and 539,243.50

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Solution

The fourth proportional to 918,002.44, 1,377,237.24 and 539,243.50 is: 809,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,002.44 : 1,377,237.24 = 539,243.50 : x
  2. Step 2: Convert to fraction form
    918,002.44/1,377,237.24 = 539,243.50/x
  3. Step 3: Cross multiply
    918,002.44x = 1,377,237.24 × 539,243.50
  4. Step 4: Simplify right side
    918,002.44x = 742,666,229,627.94
  5. Step 5: Solve for x
    x = 742,666,229,627.94/918,002.44
  6. Step 6: Final answer
    x = 809,002.46

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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.