Home / 772,756.02-1,159,002.81-204,143.31

Finding the Fourth Proportional to 772,756.02, 1,159,002.81 and 204,143.31

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Solution

The fourth proportional to 772,756.02, 1,159,002.81 and 204,143.31 is: 306,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,756.02 : 1,159,002.81 = 204,143.31 : x
  2. Step 2: Convert to fraction form
    772,756.02/1,159,002.81 = 204,143.31/x
  3. Step 3: Cross multiply
    772,756.02x = 1,159,002.81 × 204,143.31
  4. Step 4: Simplify right side
    772,756.02x = 236,602,669,932.70
  5. Step 5: Solve for x
    x = 236,602,669,932.70/772,756.02
  6. Step 6: Final answer
    x = 306,180.30

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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.