Home / 726,076.10-1,090,280.55-548,783.30

Finding the Fourth Proportional to 726,076.10, 1,090,280.55 and 548,783.30

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Solution

The fourth proportional to 726,076.10, 1,090,280.55 and 548,783.30 is: 824,056.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,076.10 : 1,090,280.55 = 548,783.30 : x
  2. Step 2: Convert to fraction form
    726,076.10/1,090,280.55 = 548,783.30/x
  3. Step 3: Cross multiply
    726,076.10x = 1,090,280.55 × 548,783.30
  4. Step 4: Simplify right side
    726,076.10x = 598,327,758,154.82
  5. Step 5: Solve for x
    x = 598,327,758,154.82/726,076.10
  6. Step 6: Final answer
    x = 824,056.54

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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.