Home / 343,042.12-473,400.92-190,082.86

Finding the Fourth Proportional to 343,042.12, 473,400.92 and 190,082.86

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Solution

The fourth proportional to 343,042.12, 473,400.92 and 190,082.86 is: 262,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,042.12 : 473,400.92 = 190,082.86 : x
  2. Step 2: Convert to fraction form
    343,042.12/473,400.92 = 190,082.86/x
  3. Step 3: Cross multiply
    343,042.12x = 473,400.92 × 190,082.86
  4. Step 4: Simplify right side
    343,042.12x = 89,985,401,867.19
  5. Step 5: Solve for x
    x = 89,985,401,867.19/343,042.12
  6. Step 6: Final answer
    x = 262,315.90

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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.