Home / 352,277.97-529,038.42-262,345.11

Finding the Fourth Proportional to 352,277.97, 529,038.42 and 262,345.11

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Solution

The fourth proportional to 352,277.97, 529,038.42 and 262,345.11 is: 393,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,277.97 : 529,038.42 = 262,345.11 : x
  2. Step 2: Convert to fraction form
    352,277.97/529,038.42 = 262,345.11/x
  3. Step 3: Cross multiply
    352,277.97x = 529,038.42 × 262,345.11
  4. Step 4: Simplify right side
    352,277.97x = 138,790,639,521.44
  5. Step 5: Solve for x
    x = 138,790,639,521.44/352,277.97
  6. Step 6: Final answer
    x = 393,980.47

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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.