Home / 903,904.36-1,247,972.36-560,105.12

Finding the Fourth Proportional to 903,904.36, 1,247,972.36 and 560,105.12

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Solution

The fourth proportional to 903,904.36, 1,247,972.36 and 560,105.12 is: 773,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,904.36 : 1,247,972.36 = 560,105.12 : x
  2. Step 2: Convert to fraction form
    903,904.36/1,247,972.36 = 560,105.12/x
  3. Step 3: Cross multiply
    903,904.36x = 1,247,972.36 × 560,105.12
  4. Step 4: Simplify right side
    903,904.36x = 698,995,708,454.48
  5. Step 5: Solve for x
    x = 698,995,708,454.48/903,904.36
  6. Step 6: Final answer
    x = 773,307.15

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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.