Home / 668,085.40-999,795.30-467,464.60

Finding the Fourth Proportional to 668,085.40, 999,795.30 and 467,464.60

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Solution

The fourth proportional to 668,085.40, 999,795.30 and 467,464.60 is: 699,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,085.40 : 999,795.30 = 467,464.60 : x
  2. Step 2: Convert to fraction form
    668,085.40/999,795.30 = 467,464.60/x
  3. Step 3: Cross multiply
    668,085.40x = 999,795.30 × 467,464.60
  4. Step 4: Simplify right side
    668,085.40x = 467,368,909,996.38
  5. Step 5: Solve for x
    x = 467,368,909,996.38/668,085.40
  6. Step 6: Final answer
    x = 699,564.62

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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.