Home / 772,092.40-1,158,138.60-585,468.40

Finding the Fourth Proportional to 772,092.40, 1,158,138.60 and 585,468.40

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Solution

The fourth proportional to 772,092.40, 1,158,138.60 and 585,468.40 is: 878,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,092.40 : 1,158,138.60 = 585,468.40 : x
  2. Step 2: Convert to fraction form
    772,092.40/1,158,138.60 = 585,468.40/x
  3. Step 3: Cross multiply
    772,092.40x = 1,158,138.60 × 585,468.40
  4. Step 4: Simplify right side
    772,092.40x = 678,053,553,120.24
  5. Step 5: Solve for x
    x = 678,053,553,120.24/772,092.40
  6. Step 6: Final answer
    x = 878,202.60

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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.