Home / 825,328.53-1,237,909.80-226,349.91

Finding the Fourth Proportional to 825,328.53, 1,237,909.80 and 226,349.91

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Solution

The fourth proportional to 825,328.53, 1,237,909.80 and 226,349.91 is: 339,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,328.53 : 1,237,909.80 = 226,349.91 : x
  2. Step 2: Convert to fraction form
    825,328.53/1,237,909.80 = 226,349.91/x
  3. Step 3: Cross multiply
    825,328.53x = 1,237,909.80 × 226,349.91
  4. Step 4: Simplify right side
    825,328.53x = 280,200,771,818.12
  5. Step 5: Solve for x
    x = 280,200,771,818.12/825,328.53
  6. Step 6: Final answer
    x = 339,502.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.