Home / 529,844.71-731,204.90-303,533.95

Finding the Fourth Proportional to 529,844.71, 731,204.90 and 303,533.95

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Solution

The fourth proportional to 529,844.71, 731,204.90 and 303,533.95 is: 418,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,844.71 : 731,204.90 = 303,533.95 : x
  2. Step 2: Convert to fraction form
    529,844.71/731,204.90 = 303,533.95/x
  3. Step 3: Cross multiply
    529,844.71x = 731,204.90 × 303,533.95
  4. Step 4: Simplify right side
    529,844.71x = 221,945,511,556.36
  5. Step 5: Solve for x
    x = 221,945,511,556.36/529,844.71
  6. Step 6: Final answer
    x = 418,887.85

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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.