Home / 807,967.74-1,211,949.59-239,393.10

Finding the Fourth Proportional to 807,967.74, 1,211,949.59 and 239,393.10

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Solution

The fourth proportional to 807,967.74, 1,211,949.59 and 239,393.10 is: 359,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,967.74 : 1,211,949.59 = 239,393.10 : x
  2. Step 2: Convert to fraction form
    807,967.74/1,211,949.59 = 239,393.10/x
  3. Step 3: Cross multiply
    807,967.74x = 1,211,949.59 × 239,393.10
  4. Step 4: Simplify right side
    807,967.74x = 290,132,368,196.86
  5. Step 5: Solve for x
    x = 290,132,368,196.86/807,967.74
  6. Step 6: Final answer
    x = 359,089.05

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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.