Home / 443,494.02-665,738.58-177,440.01

Finding the Fourth Proportional to 443,494.02, 665,738.58 and 177,440.01

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Solution

The fourth proportional to 443,494.02, 665,738.58 and 177,440.01 is: 266,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,494.02 : 665,738.58 = 177,440.01 : x
  2. Step 2: Convert to fraction form
    443,494.02/665,738.58 = 177,440.01/x
  3. Step 3: Cross multiply
    443,494.02x = 665,738.58 × 177,440.01
  4. Step 4: Simplify right side
    443,494.02x = 118,128,660,292.59
  5. Step 5: Solve for x
    x = 118,128,660,292.59/443,494.02
  6. Step 6: Final answer
    x = 266,359.08

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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.