Home / 429,530.28-593,048.32-268,457.72

Finding the Fourth Proportional to 429,530.28, 593,048.32 and 268,457.72

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Solution

The fourth proportional to 429,530.28, 593,048.32 and 268,457.72 is: 370,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,530.28 : 593,048.32 = 268,457.72 : x
  2. Step 2: Convert to fraction form
    429,530.28/593,048.32 = 268,457.72/x
  3. Step 3: Cross multiply
    429,530.28x = 593,048.32 × 268,457.72
  4. Step 4: Simplify right side
    429,530.28x = 159,208,399,837.03
  5. Step 5: Solve for x
    x = 159,208,399,837.03/429,530.28
  6. Step 6: Final answer
    x = 370,656.99

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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.