Home / 710,831.06-1,066,433.30-255,468.25

Finding the Fourth Proportional to 710,831.06, 1,066,433.30 and 255,468.25

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Solution

The fourth proportional to 710,831.06, 1,066,433.30 and 255,468.25 is: 383,269.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,831.06 : 1,066,433.30 = 255,468.25 : x
  2. Step 2: Convert to fraction form
    710,831.06/1,066,433.30 = 255,468.25/x
  3. Step 3: Cross multiply
    710,831.06x = 1,066,433.30 × 255,468.25
  4. Step 4: Simplify right side
    710,831.06x = 272,439,849,906.43
  5. Step 5: Solve for x
    x = 272,439,849,906.43/710,831.06
  6. Step 6: Final answer
    x = 383,269.48

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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.