Home / 443,541.93-665,368.26-173,635.20

Finding the Fourth Proportional to 443,541.93, 665,368.26 and 173,635.20

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Solution

The fourth proportional to 443,541.93, 665,368.26 and 173,635.20 is: 260,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,541.93 : 665,368.26 = 173,635.20 : x
  2. Step 2: Convert to fraction form
    443,541.93/665,368.26 = 173,635.20/x
  3. Step 3: Cross multiply
    443,541.93x = 665,368.26 × 173,635.20
  4. Step 4: Simplify right side
    443,541.93x = 115,531,350,898.75
  5. Step 5: Solve for x
    x = 115,531,350,898.75/443,541.93
  6. Step 6: Final answer
    x = 260,474.47

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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.