Home / 723,296.96-1,084,821.60-190,823.48

Finding the Fourth Proportional to 723,296.96, 1,084,821.60 and 190,823.48

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Solution

The fourth proportional to 723,296.96, 1,084,821.60 and 190,823.48 is: 286,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,296.96 : 1,084,821.60 = 190,823.48 : x
  2. Step 2: Convert to fraction form
    723,296.96/1,084,821.60 = 190,823.48/x
  3. Step 3: Cross multiply
    723,296.96x = 1,084,821.60 × 190,823.48
  4. Step 4: Simplify right side
    723,296.96x = 207,009,432,891.17
  5. Step 5: Solve for x
    x = 207,009,432,891.17/723,296.96
  6. Step 6: Final answer
    x = 286,202.55

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1.5x scale

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.