Home / 917,498.80-1,373,483.40-806,906.80

Finding the Fourth Proportional to 917,498.80, 1,373,483.40 and 806,906.80

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Solution

The fourth proportional to 917,498.80, 1,373,483.40 and 806,906.80 is: 1,207,928.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,498.80 : 1,373,483.40 = 806,906.80 : x
  2. Step 2: Convert to fraction form
    917,498.80/1,373,483.40 = 806,906.80/x
  3. Step 3: Cross multiply
    917,498.80x = 1,373,483.40 × 806,906.80
  4. Step 4: Simplify right side
    917,498.80x = 1,108,273,095,147.12
  5. Step 5: Solve for x
    x = 1,108,273,095,147.12/917,498.80
  6. Step 6: Final answer
    x = 1,207,928.66

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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.