Home / 356,864.27-535,126.86-207,150.44

Finding the Fourth Proportional to 356,864.27, 535,126.86 and 207,150.44

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Solution

The fourth proportional to 356,864.27, 535,126.86 and 207,150.44 is: 310,627.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,864.27 : 535,126.86 = 207,150.44 : x
  2. Step 2: Convert to fraction form
    356,864.27/535,126.86 = 207,150.44/x
  3. Step 3: Cross multiply
    356,864.27x = 535,126.86 × 207,150.44
  4. Step 4: Simplify right side
    356,864.27x = 110,851,761,829.18
  5. Step 5: Solve for x
    x = 110,851,761,829.18/356,864.27
  6. Step 6: Final answer
    x = 310,627.24

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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.