Home / 472,403.26-651,918.54-302,735.80

Finding the Fourth Proportional to 472,403.26, 651,918.54 and 302,735.80

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Solution

The fourth proportional to 472,403.26, 651,918.54 and 302,735.80 is: 417,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,403.26 : 651,918.54 = 302,735.80 : x
  2. Step 2: Convert to fraction form
    472,403.26/651,918.54 = 302,735.80/x
  3. Step 3: Cross multiply
    472,403.26x = 651,918.54 × 302,735.80
  4. Step 4: Simplify right side
    472,403.26x = 197,359,080,741.73
  5. Step 5: Solve for x
    x = 197,359,080,741.73/472,403.26
  6. Step 6: Final answer
    x = 417,776.71

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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.