Home / 818,823.52-1,228,603.92-444,285.28

Finding the Fourth Proportional to 818,823.52, 1,228,603.92 and 444,285.28

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Solution

The fourth proportional to 818,823.52, 1,228,603.92 and 444,285.28 is: 666,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,823.52 : 1,228,603.92 = 444,285.28 : x
  2. Step 2: Convert to fraction form
    818,823.52/1,228,603.92 = 444,285.28/x
  3. Step 3: Cross multiply
    818,823.52x = 1,228,603.92 × 444,285.28
  4. Step 4: Simplify right side
    818,823.52x = 545,850,636,606.30
  5. Step 5: Solve for x
    x = 545,850,636,606.30/818,823.52
  6. Step 6: Final answer
    x = 666,627.94

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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.