Home / 548,270.10-823,787.55-348,686.10

Finding the Fourth Proportional to 548,270.10, 823,787.55 and 348,686.10

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Solution

The fourth proportional to 548,270.10, 823,787.55 and 348,686.10 is: 523,908.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,270.10 : 823,787.55 = 348,686.10 : x
  2. Step 2: Convert to fraction form
    548,270.10/823,787.55 = 348,686.10/x
  3. Step 3: Cross multiply
    548,270.10x = 823,787.55 × 348,686.10
  4. Step 4: Simplify right side
    548,270.10x = 287,243,268,038.06
  5. Step 5: Solve for x
    x = 287,243,268,038.06/548,270.10
  6. Step 6: Final answer
    x = 523,908.32

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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.