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Finding the Fourth Proportional to 597,628.40, 896,706.60 and 313,250.89

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Solution

The fourth proportional to 597,628.40, 896,706.60 and 313,250.89 is: 470,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,628.40 : 896,706.60 = 313,250.89 : x
  2. Step 2: Convert to fraction form
    597,628.40/896,706.60 = 313,250.89/x
  3. Step 3: Cross multiply
    597,628.40x = 896,706.60 × 313,250.89
  4. Step 4: Simplify right side
    597,628.40x = 280,894,138,952.62
  5. Step 5: Solve for x
    x = 280,894,138,952.62/597,628.40
  6. Step 6: Final answer
    x = 470,014.71

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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.