Home / 912,433.64-1,259,048.58-504,480.36

Finding the Fourth Proportional to 912,433.64, 1,259,048.58 and 504,480.36

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Solution

The fourth proportional to 912,433.64, 1,259,048.58 and 504,480.36 is: 696,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,433.64 : 1,259,048.58 = 504,480.36 : x
  2. Step 2: Convert to fraction form
    912,433.64/1,259,048.58 = 504,480.36/x
  3. Step 3: Cross multiply
    912,433.64x = 1,259,048.58 × 504,480.36
  4. Step 4: Simplify right side
    912,433.64x = 635,165,280,895.89
  5. Step 5: Solve for x
    x = 635,165,280,895.89/912,433.64
  6. Step 6: Final answer
    x = 696,122.17

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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.