Home / 863,349.28-1,294,234.98-302,077.60

Finding the Fourth Proportional to 863,349.28, 1,294,234.98 and 302,077.60

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Solution

The fourth proportional to 863,349.28, 1,294,234.98 and 302,077.60 is: 452,840.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,349.28 : 1,294,234.98 = 302,077.60 : x
  2. Step 2: Convert to fraction form
    863,349.28/1,294,234.98 = 302,077.60/x
  3. Step 3: Cross multiply
    863,349.28x = 1,294,234.98 × 302,077.60
  4. Step 4: Simplify right side
    863,349.28x = 390,959,396,594.45
  5. Step 5: Solve for x
    x = 390,959,396,594.45/863,349.28
  6. Step 6: Final answer
    x = 452,840.36

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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.