Home / 406,025.51-559,942.89-348,645.31

Finding the Fourth Proportional to 406,025.51, 559,942.89 and 348,645.31

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Solution

The fourth proportional to 406,025.51, 559,942.89 and 348,645.31 is: 480,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,025.51 : 559,942.89 = 348,645.31 : x
  2. Step 2: Convert to fraction form
    406,025.51/559,942.89 = 348,645.31/x
  3. Step 3: Cross multiply
    406,025.51x = 559,942.89 × 348,645.31
  4. Step 4: Simplify right side
    406,025.51x = 195,221,462,466.35
  5. Step 5: Solve for x
    x = 195,221,462,466.35/406,025.51
  6. Step 6: Final answer
    x = 480,810.83

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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.