Home / 648,032.16-894,327.38-361,558.46

Finding the Fourth Proportional to 648,032.16, 894,327.38 and 361,558.46

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Solution

The fourth proportional to 648,032.16, 894,327.38 and 361,558.46 is: 498,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,032.16 : 894,327.38 = 361,558.46 : x
  2. Step 2: Convert to fraction form
    648,032.16/894,327.38 = 361,558.46/x
  3. Step 3: Cross multiply
    648,032.16x = 894,327.38 × 361,558.46
  4. Step 4: Simplify right side
    648,032.16x = 323,351,630,248.64
  5. Step 5: Solve for x
    x = 323,351,630,248.64/648,032.16
  6. Step 6: Final answer
    x = 498,974.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.