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Finding the Fourth Proportional to 492,559.17, 737,769.56 and 302,442.45

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Solution

The fourth proportional to 492,559.17, 737,769.56 and 302,442.45 is: 453,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,559.17 : 737,769.56 = 302,442.45 : x
  2. Step 2: Convert to fraction form
    492,559.17/737,769.56 = 302,442.45/x
  3. Step 3: Cross multiply
    492,559.17x = 737,769.56 × 302,442.45
  4. Step 4: Simplify right side
    492,559.17x = 223,132,831,749.61
  5. Step 5: Solve for x
    x = 223,132,831,749.61/492,559.17
  6. Step 6: Final answer
    x = 453,007.16

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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.