Home / 851,997.52-1,175,760.54-470,024.20

Finding the Fourth Proportional to 851,997.52, 1,175,760.54 and 470,024.20

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Solution

The fourth proportional to 851,997.52, 1,175,760.54 and 470,024.20 is: 648,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,997.52 : 1,175,760.54 = 470,024.20 : x
  2. Step 2: Convert to fraction form
    851,997.52/1,175,760.54 = 470,024.20/x
  3. Step 3: Cross multiply
    851,997.52x = 1,175,760.54 × 470,024.20
  4. Step 4: Simplify right side
    851,997.52x = 552,635,907,205.07
  5. Step 5: Solve for x
    x = 552,635,907,205.07/851,997.52
  6. Step 6: Final answer
    x = 648,635.58

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1.5x scale

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.