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Finding the Fourth Proportional to 348,698.70, 523,048.05 and 348,698.70

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Solution

The fourth proportional to 348,698.70, 523,048.05 and 348,698.70 is: 523,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,698.70 : 523,048.05 = 348,698.70 : x
  2. Step 2: Convert to fraction form
    348,698.70/523,048.05 = 348,698.70/x
  3. Step 3: Cross multiply
    348,698.70x = 523,048.05 × 348,698.70
  4. Step 4: Simplify right side
    348,698.70x = 182,386,175,072.54
  5. Step 5: Solve for x
    x = 182,386,175,072.54/348,698.70
  6. Step 6: Final answer
    x = 523,048.05

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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.