Home / 797,811.20-1,196,774.40-265,702.40

Finding the Fourth Proportional to 797,811.20, 1,196,774.40 and 265,702.40

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Solution

The fourth proportional to 797,811.20, 1,196,774.40 and 265,702.40 is: 398,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,811.20 : 1,196,774.40 = 265,702.40 : x
  2. Step 2: Convert to fraction form
    797,811.20/1,196,774.40 = 265,702.40/x
  3. Step 3: Cross multiply
    797,811.20x = 1,196,774.40 × 265,702.40
  4. Step 4: Simplify right side
    797,811.20x = 317,985,830,338.56
  5. Step 5: Solve for x
    x = 317,985,830,338.56/797,811.20
  6. Step 6: Final answer
    x = 398,572.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.