Home / 345,148.41-476,451.78-232,036.77

Finding the Fourth Proportional to 345,148.41, 476,451.78 and 232,036.77

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Solution

The fourth proportional to 345,148.41, 476,451.78 and 232,036.77 is: 320,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,148.41 : 476,451.78 = 232,036.77 : x
  2. Step 2: Convert to fraction form
    345,148.41/476,451.78 = 232,036.77/x
  3. Step 3: Cross multiply
    345,148.41x = 476,451.78 × 232,036.77
  4. Step 4: Simplify right side
    345,148.41x = 110,554,332,091.95
  5. Step 5: Solve for x
    x = 110,554,332,091.95/345,148.41
  6. Step 6: Final answer
    x = 320,309.55

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1.5x scale

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.