Home / 406,823.84-610,012.19-323,120.06

Finding the Fourth Proportional to 406,823.84, 610,012.19 and 323,120.06

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Solution

The fourth proportional to 406,823.84, 610,012.19 and 323,120.06 is: 484,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,823.84 : 610,012.19 = 323,120.06 : x
  2. Step 2: Convert to fraction form
    406,823.84/610,012.19 = 323,120.06/x
  3. Step 3: Cross multiply
    406,823.84x = 610,012.19 × 323,120.06
  4. Step 4: Simplify right side
    406,823.84x = 197,107,173,191.27
  5. Step 5: Solve for x
    x = 197,107,173,191.27/406,823.84
  6. Step 6: Final answer
    x = 484,502.52

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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.