Home / 992,759.73-1,487,831.00-393,393.93

Finding the Fourth Proportional to 992,759.73, 1,487,831.00 and 393,393.93

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Solution

The fourth proportional to 992,759.73, 1,487,831.00 and 393,393.93 is: 589,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,759.73 : 1,487,831.00 = 393,393.93 : x
  2. Step 2: Convert to fraction form
    992,759.73/1,487,831.00 = 393,393.93/x
  3. Step 3: Cross multiply
    992,759.73x = 1,487,831.00 × 393,393.93
  4. Step 4: Simplify right side
    992,759.73x = 585,303,682,298.86
  5. Step 5: Solve for x
    x = 585,303,682,298.86/992,759.73
  6. Step 6: Final answer
    x = 589,572.35

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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.