Home / 903,270.76-1,354,905.43-272,184.58

Finding the Fourth Proportional to 903,270.76, 1,354,905.43 and 272,184.58

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Solution

The fourth proportional to 903,270.76, 1,354,905.43 and 272,184.58 is: 408,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,270.76 : 1,354,905.43 = 272,184.58 : x
  2. Step 2: Convert to fraction form
    903,270.76/1,354,905.43 = 272,184.58/x
  3. Step 3: Cross multiply
    903,270.76x = 1,354,905.43 × 272,184.58
  4. Step 4: Simplify right side
    903,270.76x = 368,784,365,404.27
  5. Step 5: Solve for x
    x = 368,784,365,404.27/903,270.76
  6. Step 6: Final answer
    x = 408,276.66

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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.