Home / 301,328.38-451,570.02-216,690.27

Finding the Fourth Proportional to 301,328.38, 451,570.02 and 216,690.27

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Solution

The fourth proportional to 301,328.38, 451,570.02 and 216,690.27 is: 324,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,328.38 : 451,570.02 = 216,690.27 : x
  2. Step 2: Convert to fraction form
    301,328.38/451,570.02 = 216,690.27/x
  3. Step 3: Cross multiply
    301,328.38x = 451,570.02 × 216,690.27
  4. Step 4: Simplify right side
    301,328.38x = 97,850,829,557.71
  5. Step 5: Solve for x
    x = 97,850,829,557.71/301,328.38
  6. Step 6: Final answer
    x = 324,731.54

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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.