Home / 413,803.32-620,977.18-226,946.04

Finding the Fourth Proportional to 413,803.32, 620,977.18 and 226,946.04

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Solution

The fourth proportional to 413,803.32, 620,977.18 and 226,946.04 is: 340,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,803.32 : 620,977.18 = 226,946.04 : x
  2. Step 2: Convert to fraction form
    413,803.32/620,977.18 = 226,946.04/x
  3. Step 3: Cross multiply
    413,803.32x = 620,977.18 × 226,946.04
  4. Step 4: Simplify right side
    413,803.32x = 140,928,311,931.37
  5. Step 5: Solve for x
    x = 140,928,311,931.37/413,803.32
  6. Step 6: Final answer
    x = 340,568.35

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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.