Home / 1,238,270.13-1,708,850.16-694,456.20

Finding the Fourth Proportional to 1,238,270.13, 1,708,850.16 and 694,456.20

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Solution

The fourth proportional to 1,238,270.13, 1,708,850.16 and 694,456.20 is: 958,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,270.13 : 1,708,850.16 = 694,456.20 : x
  2. Step 2: Convert to fraction form
    1,238,270.13/1,708,850.16 = 694,456.20/x
  3. Step 3: Cross multiply
    1,238,270.13x = 1,708,850.16 × 694,456.20
  4. Step 4: Simplify right side
    1,238,270.13x = 1,186,721,588,482.99
  5. Step 5: Solve for x
    x = 1,186,721,588,482.99/1,238,270.13
  6. Step 6: Final answer
    x = 958,370.52

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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.