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Finding the Fourth Proportional to 413,437.08, 620,044.59 and 113,846.34

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Solution

The fourth proportional to 413,437.08, 620,044.59 and 113,846.34 is: 170,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,437.08 : 620,044.59 = 113,846.34 : x
  2. Step 2: Convert to fraction form
    413,437.08/620,044.59 = 113,846.34/x
  3. Step 3: Cross multiply
    413,437.08x = 620,044.59 × 113,846.34
  4. Step 4: Simplify right side
    413,437.08x = 70,589,807,208.30
  5. Step 5: Solve for x
    x = 70,589,807,208.30/413,437.08
  6. Step 6: Final answer
    x = 170,738.94

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1.5x scale

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.