Home / 356,144.10-534,258.39-223,035.42

Finding the Fourth Proportional to 356,144.10, 534,258.39 and 223,035.42

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Solution

The fourth proportional to 356,144.10, 534,258.39 and 223,035.42 is: 334,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,144.10 : 534,258.39 = 223,035.42 : x
  2. Step 2: Convert to fraction form
    356,144.10/534,258.39 = 223,035.42/x
  3. Step 3: Cross multiply
    356,144.10x = 534,258.39 × 223,035.42
  4. Step 4: Simplify right side
    356,144.10x = 119,158,544,402.17
  5. Step 5: Solve for x
    x = 119,158,544,402.17/356,144.10
  6. Step 6: Final answer
    x = 334,579.58

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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.