Home / 658,148.40-987,222.60-184,849.20

Finding the Fourth Proportional to 658,148.40, 987,222.60 and 184,849.20

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Solution

The fourth proportional to 658,148.40, 987,222.60 and 184,849.20 is: 277,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,148.40 : 987,222.60 = 184,849.20 : x
  2. Step 2: Convert to fraction form
    658,148.40/987,222.60 = 184,849.20/x
  3. Step 3: Cross multiply
    658,148.40x = 987,222.60 × 184,849.20
  4. Step 4: Simplify right side
    658,148.40x = 182,487,307,831.92
  5. Step 5: Solve for x
    x = 182,487,307,831.92/658,148.40
  6. Step 6: Final answer
    x = 277,273.80

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Similar ratio
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1.5x scale

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.