Home / 371,579.53-557,303.68-146,865.28

Finding the Fourth Proportional to 371,579.53, 557,303.68 and 146,865.28

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Solution

The fourth proportional to 371,579.53, 557,303.68 and 146,865.28 is: 220,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,579.53 : 557,303.68 = 146,865.28 : x
  2. Step 2: Convert to fraction form
    371,579.53/557,303.68 = 146,865.28/x
  3. Step 3: Cross multiply
    371,579.53x = 557,303.68 × 146,865.28
  4. Step 4: Simplify right side
    371,579.53x = 81,848,560,273.90
  5. Step 5: Solve for x
    x = 81,848,560,273.90/371,579.53
  6. Step 6: Final answer
    x = 220,271.98

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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.