Home / 443,460.02-665,193.67-190,723.01

Finding the Fourth Proportional to 443,460.02, 665,193.67 and 190,723.01

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Solution

The fourth proportional to 443,460.02, 665,193.67 and 190,723.01 is: 286,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,460.02 : 665,193.67 = 190,723.01 : x
  2. Step 2: Convert to fraction form
    443,460.02/665,193.67 = 190,723.01/x
  3. Step 3: Cross multiply
    443,460.02x = 665,193.67 × 190,723.01
  4. Step 4: Simplify right side
    443,460.02x = 126,867,735,172.57
  5. Step 5: Solve for x
    x = 126,867,735,172.57/443,460.02
  6. Step 6: Final answer
    x = 286,086.08

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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.