Home / 865,632.24-1,304,356.93-711,317.52

Finding the Fourth Proportional to 865,632.24, 1,304,356.93 and 711,317.52

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Solution

The fourth proportional to 865,632.24, 1,304,356.93 and 711,317.52 is: 1,071,831.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,632.24 : 1,304,356.93 = 711,317.52 : x
  2. Step 2: Convert to fraction form
    865,632.24/1,304,356.93 = 711,317.52/x
  3. Step 3: Cross multiply
    865,632.24x = 1,304,356.93 × 711,317.52
  4. Step 4: Simplify right side
    865,632.24x = 927,811,936,642.41
  5. Step 5: Solve for x
    x = 927,811,936,642.41/865,632.24
  6. Step 6: Final answer
    x = 1,071,831.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.