Home / 374,741.17-517,129.92-213,648.10

Finding the Fourth Proportional to 374,741.17, 517,129.92 and 213,648.10

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Solution

The fourth proportional to 374,741.17, 517,129.92 and 213,648.10 is: 294,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,741.17 : 517,129.92 = 213,648.10 : x
  2. Step 2: Convert to fraction form
    374,741.17/517,129.92 = 213,648.10/x
  3. Step 3: Cross multiply
    374,741.17x = 517,129.92 × 213,648.10
  4. Step 4: Simplify right side
    374,741.17x = 110,483,823,568.33
  5. Step 5: Solve for x
    x = 110,483,823,568.33/374,741.17
  6. Step 6: Final answer
    x = 294,827.03

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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.