Home / 863,098.56-1,294,647.84-302,293.44

Finding the Fourth Proportional to 863,098.56, 1,294,647.84 and 302,293.44

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Solution

The fourth proportional to 863,098.56, 1,294,647.84 and 302,293.44 is: 453,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,098.56 : 1,294,647.84 = 302,293.44 : x
  2. Step 2: Convert to fraction form
    863,098.56/1,294,647.84 = 302,293.44/x
  3. Step 3: Cross multiply
    863,098.56x = 1,294,647.84 × 302,293.44
  4. Step 4: Simplify right side
    863,098.56x = 391,363,549,142.17
  5. Step 5: Solve for x
    x = 391,363,549,142.17/863,098.56
  6. Step 6: Final answer
    x = 453,440.16

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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.