Home / 347,937.24-521,068.32-197,810.28

Finding the Fourth Proportional to 347,937.24, 521,068.32 and 197,810.28

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Solution

The fourth proportional to 347,937.24, 521,068.32 and 197,810.28 is: 296,239.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,937.24 : 521,068.32 = 197,810.28 : x
  2. Step 2: Convert to fraction form
    347,937.24/521,068.32 = 197,810.28/x
  3. Step 3: Cross multiply
    347,937.24x = 521,068.32 × 197,810.28
  4. Step 4: Simplify right side
    347,937.24x = 103,072,670,278.33
  5. Step 5: Solve for x
    x = 103,072,670,278.33/347,937.24
  6. Step 6: Final answer
    x = 296,239.26

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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.