Home / 434,365.22-650,827.73-307,376.26

Finding the Fourth Proportional to 434,365.22, 650,827.73 and 307,376.26

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Solution

The fourth proportional to 434,365.22, 650,827.73 and 307,376.26 is: 460,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,365.22 : 650,827.73 = 307,376.26 : x
  2. Step 2: Convert to fraction form
    434,365.22/650,827.73 = 307,376.26/x
  3. Step 3: Cross multiply
    434,365.22x = 650,827.73 × 307,376.26
  4. Step 4: Simplify right side
    434,365.22x = 200,048,992,693.06
  5. Step 5: Solve for x
    x = 200,048,992,693.06/434,365.22
  6. Step 6: Final answer
    x = 460,554.81

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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.