Home / 755,215.56-1,042,201.81-411,050.67

Finding the Fourth Proportional to 755,215.56, 1,042,201.81 and 411,050.67

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Solution

The fourth proportional to 755,215.56, 1,042,201.81 and 411,050.67 is: 567,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,215.56 : 1,042,201.81 = 411,050.67 : x
  2. Step 2: Convert to fraction form
    755,215.56/1,042,201.81 = 411,050.67/x
  3. Step 3: Cross multiply
    755,215.56x = 1,042,201.81 × 411,050.67
  4. Step 4: Simplify right side
    755,215.56x = 428,397,752,275.71
  5. Step 5: Solve for x
    x = 428,397,752,275.71/755,215.56
  6. Step 6: Final answer
    x = 567,252.29

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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.