Home / 917,179.91-1,265,825.03-554,606.34

Finding the Fourth Proportional to 917,179.91, 1,265,825.03 and 554,606.34

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Solution

The fourth proportional to 917,179.91, 1,265,825.03 and 554,606.34 is: 765,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,179.91 : 1,265,825.03 = 554,606.34 : x
  2. Step 2: Convert to fraction form
    917,179.91/1,265,825.03 = 554,606.34/x
  3. Step 3: Cross multiply
    917,179.91x = 1,265,825.03 × 554,606.34
  4. Step 4: Simplify right side
    917,179.91x = 702,034,577,866.53
  5. Step 5: Solve for x
    x = 702,034,577,866.53/917,179.91
  6. Step 6: Final answer
    x = 765,427.34

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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.