Home / 336,985.92-505,477.44-137,261.76

Finding the Fourth Proportional to 336,985.92, 505,477.44 and 137,261.76

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Solution

The fourth proportional to 336,985.92, 505,477.44 and 137,261.76 is: 205,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,985.92 : 505,477.44 = 137,261.76 : x
  2. Step 2: Convert to fraction form
    336,985.92/505,477.44 = 137,261.76/x
  3. Step 3: Cross multiply
    336,985.92x = 505,477.44 × 137,261.76
  4. Step 4: Simplify right side
    336,985.92x = 69,382,723,054.69
  5. Step 5: Solve for x
    x = 69,382,723,054.69/336,985.92
  6. Step 6: Final answer
    x = 205,892.05

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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.