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Finding the Fourth Proportional to 464,479.92, 695,538.12 and 306,228.24

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Solution

The fourth proportional to 464,479.92, 695,538.12 and 306,228.24 is: 458,563.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,479.92 : 695,538.12 = 306,228.24 : x
  2. Step 2: Convert to fraction form
    464,479.92/695,538.12 = 306,228.24/x
  3. Step 3: Cross multiply
    464,479.92x = 695,538.12 × 306,228.24
  4. Step 4: Simplify right side
    464,479.92x = 212,993,414,340.51
  5. Step 5: Solve for x
    x = 212,993,414,340.51/464,479.92
  6. Step 6: Final answer
    x = 458,563.23

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1.5x scale

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.