Home / 578,579.13-798,253.46-374,786.27

Finding the Fourth Proportional to 578,579.13, 798,253.46 and 374,786.27

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Solution

The fourth proportional to 578,579.13, 798,253.46 and 374,786.27 is: 517,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,579.13 : 798,253.46 = 374,786.27 : x
  2. Step 2: Convert to fraction form
    578,579.13/798,253.46 = 374,786.27/x
  3. Step 3: Cross multiply
    578,579.13x = 798,253.46 × 374,786.27
  4. Step 4: Simplify right side
    578,579.13x = 299,174,436,787.99
  5. Step 5: Solve for x
    x = 299,174,436,787.99/578,579.13
  6. Step 6: Final answer
    x = 517,084.74

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Double scale
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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.