Home / 578,787.37-868,477.46-275,524.75

Finding the Fourth Proportional to 578,787.37, 868,477.46 and 275,524.75

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Solution

The fourth proportional to 578,787.37, 868,477.46 and 275,524.75 is: 413,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,787.37 : 868,477.46 = 275,524.75 : x
  2. Step 2: Convert to fraction form
    578,787.37/868,477.46 = 275,524.75/x
  3. Step 3: Cross multiply
    578,787.37x = 868,477.46 × 275,524.75
  4. Step 4: Simplify right side
    578,787.37x = 239,287,035,047.14
  5. Step 5: Solve for x
    x = 239,287,035,047.14/578,787.37
  6. Step 6: Final answer
    x = 413,428.23

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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.