Home / 296,540.02-409,225.77-165,717.67

Finding the Fourth Proportional to 296,540.02, 409,225.77 and 165,717.67

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Solution

The fourth proportional to 296,540.02, 409,225.77 and 165,717.67 is: 228,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,540.02 : 409,225.77 = 165,717.67 : x
  2. Step 2: Convert to fraction form
    296,540.02/409,225.77 = 165,717.67/x
  3. Step 3: Cross multiply
    296,540.02x = 409,225.77 × 165,717.67
  4. Step 4: Simplify right side
    296,540.02x = 67,815,941,108.36
  5. Step 5: Solve for x
    x = 67,815,941,108.36/296,540.02
  6. Step 6: Final answer
    x = 228,690.69

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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.