Home / 597,311.28-824,289.21-329,039.28

Finding the Fourth Proportional to 597,311.28, 824,289.21 and 329,039.28

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Solution

The fourth proportional to 597,311.28, 824,289.21 and 329,039.28 is: 454,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,311.28 : 824,289.21 = 329,039.28 : x
  2. Step 2: Convert to fraction form
    597,311.28/824,289.21 = 329,039.28/x
  3. Step 3: Cross multiply
    597,311.28x = 824,289.21 × 329,039.28
  4. Step 4: Simplify right side
    597,311.28x = 271,223,528,170.17
  5. Step 5: Solve for x
    x = 271,223,528,170.17/597,311.28
  6. Step 6: Final answer
    x = 454,074.01

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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.