Home / 395,730.17-546,108.10-214,440.52

Finding the Fourth Proportional to 395,730.17, 546,108.10 and 214,440.52

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Solution

The fourth proportional to 395,730.17, 546,108.10 and 214,440.52 is: 295,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,730.17 : 546,108.10 = 214,440.52 : x
  2. Step 2: Convert to fraction form
    395,730.17/546,108.10 = 214,440.52/x
  3. Step 3: Cross multiply
    395,730.17x = 546,108.10 × 214,440.52
  4. Step 4: Simplify right side
    395,730.17x = 117,107,704,694.81
  5. Step 5: Solve for x
    x = 117,107,704,694.81/395,730.17
  6. Step 6: Final answer
    x = 295,928.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.