Home / 487,972.46-731,883.80-133,014.94

Finding the Fourth Proportional to 487,972.46, 731,883.80 and 133,014.94

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Solution

The fourth proportional to 487,972.46, 731,883.80 and 133,014.94 is: 199,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,972.46 : 731,883.80 = 133,014.94 : x
  2. Step 2: Convert to fraction form
    487,972.46/731,883.80 = 133,014.94/x
  3. Step 3: Cross multiply
    487,972.46x = 731,883.80 × 133,014.94
  4. Step 4: Simplify right side
    487,972.46x = 97,351,479,743.97
  5. Step 5: Solve for x
    x = 97,351,479,743.97/487,972.46
  6. Step 6: Final answer
    x = 199,502.00

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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.