Home / 341,155.26-470,216.07-239,211.90

Finding the Fourth Proportional to 341,155.26, 470,216.07 and 239,211.90

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Solution

The fourth proportional to 341,155.26, 470,216.07 and 239,211.90 is: 329,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,155.26 : 470,216.07 = 239,211.90 : x
  2. Step 2: Convert to fraction form
    341,155.26/470,216.07 = 239,211.90/x
  3. Step 3: Cross multiply
    341,155.26x = 470,216.07 × 239,211.90
  4. Step 4: Simplify right side
    341,155.26x = 112,481,279,515.23
  5. Step 5: Solve for x
    x = 112,481,279,515.23/341,155.26
  6. Step 6: Final answer
    x = 329,707.01

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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.