Home / 348,342.32-522,541.43-148,664.97

Finding the Fourth Proportional to 348,342.32, 522,541.43 and 148,664.97

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Solution

The fourth proportional to 348,342.32, 522,541.43 and 148,664.97 is: 223,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,342.32 : 522,541.43 = 148,664.97 : x
  2. Step 2: Convert to fraction form
    348,342.32/522,541.43 = 148,664.97/x
  3. Step 3: Cross multiply
    348,342.32x = 522,541.43 × 148,664.97
  4. Step 4: Simplify right side
    348,342.32x = 77,683,605,828.88
  5. Step 5: Solve for x
    x = 77,683,605,828.88/348,342.32
  6. Step 6: Final answer
    x = 223,009.38

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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.