Home / 607,831.38-911,747.34-158,551.65

Finding the Fourth Proportional to 607,831.38, 911,747.34 and 158,551.65

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Solution

The fourth proportional to 607,831.38, 911,747.34 and 158,551.65 is: 237,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,831.38 : 911,747.34 = 158,551.65 : x
  2. Step 2: Convert to fraction form
    607,831.38/911,747.34 = 158,551.65/x
  3. Step 3: Cross multiply
    607,831.38x = 911,747.34 × 158,551.65
  4. Step 4: Simplify right side
    607,831.38x = 144,559,045,140.11
  5. Step 5: Solve for x
    x = 144,559,045,140.11/607,831.38
  6. Step 6: Final answer
    x = 237,827.55

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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.