Home / 374,272.94-560,403.38-285,101.66

Finding the Fourth Proportional to 374,272.94, 560,403.38 and 285,101.66

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Solution

The fourth proportional to 374,272.94, 560,403.38 and 285,101.66 is: 426,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,272.94 : 560,403.38 = 285,101.66 : x
  2. Step 2: Convert to fraction form
    374,272.94/560,403.38 = 285,101.66/x
  3. Step 3: Cross multiply
    374,272.94x = 560,403.38 × 285,101.66
  4. Step 4: Simplify right side
    374,272.94x = 159,771,929,680.09
  5. Step 5: Solve for x
    x = 159,771,929,680.09/374,272.94
  6. Step 6: Final answer
    x = 426,886.14

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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.