Home / 301,320.27-415,718.98-172,166.07

Finding the Fourth Proportional to 301,320.27, 415,718.98 and 172,166.07

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Solution

The fourth proportional to 301,320.27, 415,718.98 and 172,166.07 is: 237,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,320.27 : 415,718.98 = 172,166.07 : x
  2. Step 2: Convert to fraction form
    301,320.27/415,718.98 = 172,166.07/x
  3. Step 3: Cross multiply
    301,320.27x = 415,718.98 × 172,166.07
  4. Step 4: Simplify right side
    301,320.27x = 71,572,705,107.97
  5. Step 5: Solve for x
    x = 71,572,705,107.97/301,320.27
  6. Step 6: Final answer
    x = 237,530.34

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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.