Home / 331,059.96-456,436.62-240,547.32

Finding the Fourth Proportional to 331,059.96, 456,436.62 and 240,547.32

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Solution

The fourth proportional to 331,059.96, 456,436.62 and 240,547.32 is: 331,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,059.96 : 456,436.62 = 240,547.32 : x
  2. Step 2: Convert to fraction form
    331,059.96/456,436.62 = 240,547.32/x
  3. Step 3: Cross multiply
    331,059.96x = 456,436.62 × 240,547.32
  4. Step 4: Simplify right side
    331,059.96x = 109,794,605,690.86
  5. Step 5: Solve for x
    x = 109,794,605,690.86/331,059.96
  6. Step 6: Final answer
    x = 331,645.68

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1.5x scale

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.