Home / 486,285.02-729,522.06-186,743.58

Finding the Fourth Proportional to 486,285.02, 729,522.06 and 186,743.58

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Solution

The fourth proportional to 486,285.02, 729,522.06 and 186,743.58 is: 280,151.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,285.02 : 729,522.06 = 186,743.58 : x
  2. Step 2: Convert to fraction form
    486,285.02/729,522.06 = 186,743.58/x
  3. Step 3: Cross multiply
    486,285.02x = 729,522.06 × 186,743.58
  4. Step 4: Simplify right side
    486,285.02x = 136,233,561,173.38
  5. Step 5: Solve for x
    x = 136,233,561,173.38/486,285.02
  6. Step 6: Final answer
    x = 280,151.67

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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.