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Finding the Fourth Proportional to 433,775.64, 598,610.25 and 242,788.98

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Solution

The fourth proportional to 433,775.64, 598,610.25 and 242,788.98 is: 335,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,775.64 : 598,610.25 = 242,788.98 : x
  2. Step 2: Convert to fraction form
    433,775.64/598,610.25 = 242,788.98/x
  3. Step 3: Cross multiply
    433,775.64x = 598,610.25 × 242,788.98
  4. Step 4: Simplify right side
    433,775.64x = 145,335,972,015.05
  5. Step 5: Solve for x
    x = 145,335,972,015.05/433,775.64
  6. Step 6: Final answer
    x = 335,048.72

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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.