Home / 901,610.92-1,244,136.90-538,962.76

Finding the Fourth Proportional to 901,610.92, 1,244,136.90 and 538,962.76

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Solution

The fourth proportional to 901,610.92, 1,244,136.90 and 538,962.76 is: 743,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,610.92 : 1,244,136.90 = 538,962.76 : x
  2. Step 2: Convert to fraction form
    901,610.92/1,244,136.90 = 538,962.76/x
  3. Step 3: Cross multiply
    901,610.92x = 1,244,136.90 × 538,962.76
  4. Step 4: Simplify right side
    901,610.92x = 670,543,457,441.84
  5. Step 5: Solve for x
    x = 670,543,457,441.84/901,610.92
  6. Step 6: Final answer
    x = 743,717.10

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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.