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Finding the Fourth Proportional to 336,467.68, 464,208.14 and 215,675.57

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Solution

The fourth proportional to 336,467.68, 464,208.14 and 215,675.57 is: 297,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,467.68 : 464,208.14 = 215,675.57 : x
  2. Step 2: Convert to fraction form
    336,467.68/464,208.14 = 215,675.57/x
  3. Step 3: Cross multiply
    336,467.68x = 464,208.14 × 215,675.57
  4. Step 4: Simplify right side
    336,467.68x = 100,118,355,421.66
  5. Step 5: Solve for x
    x = 100,118,355,421.66/336,467.68
  6. Step 6: Final answer
    x = 297,557.13

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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.