Home / 799,428.90-1,197,831.15-681,330.90

Finding the Fourth Proportional to 799,428.90, 1,197,831.15 and 681,330.90

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Solution

The fourth proportional to 799,428.90, 1,197,831.15 and 681,330.90 is: 1,020,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,428.90 : 1,197,831.15 = 681,330.90 : x
  2. Step 2: Convert to fraction form
    799,428.90/1,197,831.15 = 681,330.90/x
  3. Step 3: Cross multiply
    799,428.90x = 1,197,831.15 × 681,330.90
  4. Step 4: Simplify right side
    799,428.90x = 816,119,375,477.54
  5. Step 5: Solve for x
    x = 816,119,375,477.54/799,428.90
  6. Step 6: Final answer
    x = 1,020,878.00

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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.