Home / 429,520.77-593,035.20-268,448.22

Finding the Fourth Proportional to 429,520.77, 593,035.20 and 268,448.22

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Solution

The fourth proportional to 429,520.77, 593,035.20 and 268,448.22 is: 370,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,520.77 : 593,035.20 = 268,448.22 : x
  2. Step 2: Convert to fraction form
    429,520.77/593,035.20 = 268,448.22/x
  3. Step 3: Cross multiply
    429,520.77x = 593,035.20 × 268,448.22
  4. Step 4: Simplify right side
    429,520.77x = 159,199,243,837.34
  5. Step 5: Solve for x
    x = 159,199,243,837.34/429,520.77
  6. Step 6: Final answer
    x = 370,643.88

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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.