Home / 784,028.20-1,174,558.38-463,220.68

Finding the Fourth Proportional to 784,028.20, 1,174,558.38 and 463,220.68

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Solution

The fourth proportional to 784,028.20, 1,174,558.38 and 463,220.68 is: 693,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,028.20 : 1,174,558.38 = 463,220.68 : x
  2. Step 2: Convert to fraction form
    784,028.20/1,174,558.38 = 463,220.68/x
  3. Step 3: Cross multiply
    784,028.20x = 1,174,558.38 × 463,220.68
  4. Step 4: Simplify right side
    784,028.20x = 544,079,731,483.30
  5. Step 5: Solve for x
    x = 544,079,731,483.30/784,028.20
  6. Step 6: Final answer
    x = 693,954.29

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Double scale
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1.5x scale

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.