Home / 912,292.86-1,258,913.26-504,370.92

Finding the Fourth Proportional to 912,292.86, 1,258,913.26 and 504,370.92

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Solution

The fourth proportional to 912,292.86, 1,258,913.26 and 504,370.92 is: 696,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,292.86 : 1,258,913.26 = 504,370.92 : x
  2. Step 2: Convert to fraction form
    912,292.86/1,258,913.26 = 504,370.92/x
  3. Step 3: Cross multiply
    912,292.86x = 1,258,913.26 × 504,370.92
  4. Step 4: Simplify right side
    912,292.86x = 634,959,239,146.40
  5. Step 5: Solve for x
    x = 634,959,239,146.40/912,292.86
  6. Step 6: Final answer
    x = 696,003.74

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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.