Home / 406,823.09-610,011.07-323,119.31

Finding the Fourth Proportional to 406,823.09, 610,011.07 and 323,119.31

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Solution

The fourth proportional to 406,823.09, 610,011.07 and 323,119.31 is: 484,501.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,823.09 : 610,011.07 = 323,119.31 : x
  2. Step 2: Convert to fraction form
    406,823.09/610,011.07 = 323,119.31/x
  3. Step 3: Cross multiply
    406,823.09x = 610,011.07 × 323,119.31
  4. Step 4: Simplify right side
    406,823.09x = 197,106,352,172.91
  5. Step 5: Solve for x
    x = 197,106,352,172.91/406,823.09
  6. Step 6: Final answer
    x = 484,501.39

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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.