Home / 348,386.32-480,778.24-195,458.32

Finding the Fourth Proportional to 348,386.32, 480,778.24 and 195,458.32

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Solution

The fourth proportional to 348,386.32, 480,778.24 and 195,458.32 is: 269,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,386.32 : 480,778.24 = 195,458.32 : x
  2. Step 2: Convert to fraction form
    348,386.32/480,778.24 = 195,458.32/x
  3. Step 3: Cross multiply
    348,386.32x = 480,778.24 × 195,458.32
  4. Step 4: Simplify right side
    348,386.32x = 93,972,107,082.96
  5. Step 5: Solve for x
    x = 93,972,107,082.96/348,386.32
  6. Step 6: Final answer
    x = 269,735.35

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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.