Home / 382,242.15-527,448.33-210,131.73

Finding the Fourth Proportional to 382,242.15, 527,448.33 and 210,131.73

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Solution

The fourth proportional to 382,242.15, 527,448.33 and 210,131.73 is: 289,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,242.15 : 527,448.33 = 210,131.73 : x
  2. Step 2: Convert to fraction form
    382,242.15/527,448.33 = 210,131.73/x
  3. Step 3: Cross multiply
    382,242.15x = 527,448.33 × 210,131.73
  4. Step 4: Simplify right side
    382,242.15x = 110,833,630,068.51
  5. Step 5: Solve for x
    x = 110,833,630,068.51/382,242.15
  6. Step 6: Final answer
    x = 289,956.59

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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.