Home / 345,148.16-476,451.43-232,036.52

Finding the Fourth Proportional to 345,148.16, 476,451.43 and 232,036.52

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Solution

The fourth proportional to 345,148.16, 476,451.43 and 232,036.52 is: 320,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,148.16 : 476,451.43 = 232,036.52 : x
  2. Step 2: Convert to fraction form
    345,148.16/476,451.43 = 232,036.52/x
  3. Step 3: Cross multiply
    345,148.16x = 476,451.43 × 232,036.52
  4. Step 4: Simplify right side
    345,148.16x = 110,554,131,766.22
  5. Step 5: Solve for x
    x = 110,554,131,766.22/345,148.16
  6. Step 6: Final answer
    x = 320,309.20

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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.