Home / 493,345.20-739,799.10-226,968.60

Finding the Fourth Proportional to 493,345.20, 739,799.10 and 226,968.60

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Solution

The fourth proportional to 493,345.20, 739,799.10 and 226,968.60 is: 340,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,345.20 : 739,799.10 = 226,968.60 : x
  2. Step 2: Convert to fraction form
    493,345.20/739,799.10 = 226,968.60/x
  3. Step 3: Cross multiply
    493,345.20x = 739,799.10 × 226,968.60
  4. Step 4: Simplify right side
    493,345.20x = 167,911,166,008.26
  5. Step 5: Solve for x
    x = 167,911,166,008.26/493,345.20
  6. Step 6: Final answer
    x = 340,352.28

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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.