Home / 723,301.20-1,084,996.91-190,822.74

Finding the Fourth Proportional to 723,301.20, 1,084,996.91 and 190,822.74

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Solution

The fourth proportional to 723,301.20, 1,084,996.91 and 190,822.74 is: 286,246.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,301.20 : 1,084,996.91 = 190,822.74 : x
  2. Step 2: Convert to fraction form
    723,301.20/1,084,996.91 = 190,822.74/x
  3. Step 3: Cross multiply
    723,301.20x = 1,084,996.91 × 190,822.74
  4. Step 4: Simplify right side
    723,301.20x = 207,042,078,234.88
  5. Step 5: Solve for x
    x = 207,042,078,234.88/723,301.20
  6. Step 6: Final answer
    x = 286,246.01

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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.