Home / 422,018.02-633,027.04-141,534.46

Finding the Fourth Proportional to 422,018.02, 633,027.04 and 141,534.46

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Solution

The fourth proportional to 422,018.02, 633,027.04 and 141,534.46 is: 212,301.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,018.02 : 633,027.04 = 141,534.46 : x
  2. Step 2: Convert to fraction form
    422,018.02/633,027.04 = 141,534.46/x
  3. Step 3: Cross multiply
    422,018.02x = 633,027.04 × 141,534.46
  4. Step 4: Simplify right side
    422,018.02x = 89,595,140,271.80
  5. Step 5: Solve for x
    x = 89,595,140,271.80/422,018.02
  6. Step 6: Final answer
    x = 212,301.69

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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.