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Finding the Fourth Proportional to 348,045.70, 522,068.55 and 237,453.70

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Solution

The fourth proportional to 348,045.70, 522,068.55 and 237,453.70 is: 356,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,045.70 : 522,068.55 = 237,453.70 : x
  2. Step 2: Convert to fraction form
    348,045.70/522,068.55 = 237,453.70/x
  3. Step 3: Cross multiply
    348,045.70x = 522,068.55 × 237,453.70
  4. Step 4: Simplify right side
    348,045.70x = 123,967,108,851.14
  5. Step 5: Solve for x
    x = 123,967,108,851.14/348,045.70
  6. Step 6: Final answer
    x = 356,180.55

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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.