Home / 356,134.02-534,243.20-223,025.28

Finding the Fourth Proportional to 356,134.02, 534,243.20 and 223,025.28

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Solution

The fourth proportional to 356,134.02, 534,243.20 and 223,025.28 is: 334,564.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,134.02 : 534,243.20 = 223,025.28 : x
  2. Step 2: Convert to fraction form
    356,134.02/534,243.20 = 223,025.28/x
  3. Step 3: Cross multiply
    356,134.02x = 534,243.20 × 223,025.28
  4. Step 4: Simplify right side
    356,134.02x = 119,149,738,152.97
  5. Step 5: Solve for x
    x = 119,149,738,152.97/356,134.02
  6. Step 6: Final answer
    x = 334,564.33

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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.