Home / 710,989.17-1,066,535.66-205,552.80

Finding the Fourth Proportional to 710,989.17, 1,066,535.66 and 205,552.80

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Solution

The fourth proportional to 710,989.17, 1,066,535.66 and 205,552.80 is: 308,344.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,989.17 : 1,066,535.66 = 205,552.80 : x
  2. Step 2: Convert to fraction form
    710,989.17/1,066,535.66 = 205,552.80/x
  3. Step 3: Cross multiply
    710,989.17x = 1,066,535.66 × 205,552.80
  4. Step 4: Simplify right side
    710,989.17x = 219,229,388,695.74
  5. Step 5: Solve for x
    x = 219,229,388,695.74/710,989.17
  6. Step 6: Final answer
    x = 308,344.20

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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.