Home / 755,131.41-1,042,081.34-415,599.66

Finding the Fourth Proportional to 755,131.41, 1,042,081.34 and 415,599.66

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Solution

The fourth proportional to 755,131.41, 1,042,081.34 and 415,599.66 is: 573,527.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,131.41 : 1,042,081.34 = 415,599.66 : x
  2. Step 2: Convert to fraction form
    755,131.41/1,042,081.34 = 415,599.66/x
  3. Step 3: Cross multiply
    755,131.41x = 1,042,081.34 × 415,599.66
  4. Step 4: Simplify right side
    755,131.41x = 433,088,648,518.35
  5. Step 5: Solve for x
    x = 433,088,648,518.35/755,131.41
  6. Step 6: Final answer
    x = 573,527.52

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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.