Home / 443,588.02-665,572.68-144,160.38

Finding the Fourth Proportional to 443,588.02, 665,572.68 and 144,160.38

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Solution

The fourth proportional to 443,588.02, 665,572.68 and 144,160.38 is: 216,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,588.02 : 665,572.68 = 144,160.38 : x
  2. Step 2: Convert to fraction form
    443,588.02/665,572.68 = 144,160.38/x
  3. Step 3: Cross multiply
    443,588.02x = 665,572.68 × 144,160.38
  4. Step 4: Simplify right side
    443,588.02x = 95,949,210,466.42
  5. Step 5: Solve for x
    x = 95,949,210,466.42/443,588.02
  6. Step 6: Final answer
    x = 216,302.53

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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.