Home / 482,475.28-723,528.12-162,541.16

Finding the Fourth Proportional to 482,475.28, 723,528.12 and 162,541.16

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Solution

The fourth proportional to 482,475.28, 723,528.12 and 162,541.16 is: 243,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,475.28 : 723,528.12 = 162,541.16 : x
  2. Step 2: Convert to fraction form
    482,475.28/723,528.12 = 162,541.16/x
  3. Step 3: Cross multiply
    482,475.28x = 723,528.12 × 162,541.16
  4. Step 4: Simplify right side
    482,475.28x = 117,603,099,917.42
  5. Step 5: Solve for x
    x = 117,603,099,917.42/482,475.28
  6. Step 6: Final answer
    x = 243,749.48

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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.