Home / 433,721.50-598,905.03-272,845.78

Finding the Fourth Proportional to 433,721.50, 598,905.03 and 272,845.78

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Solution

The fourth proportional to 433,721.50, 598,905.03 and 272,845.78 is: 376,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,721.50 : 598,905.03 = 272,845.78 : x
  2. Step 2: Convert to fraction form
    433,721.50/598,905.03 = 272,845.78/x
  3. Step 3: Cross multiply
    433,721.50x = 598,905.03 × 272,845.78
  4. Step 4: Simplify right side
    433,721.50x = 163,408,710,056.27
  5. Step 5: Solve for x
    x = 163,408,710,056.27/433,721.50
  6. Step 6: Final answer
    x = 376,759.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.