Home / 456,200.13-684,256.37-140,572.29

Finding the Fourth Proportional to 456,200.13, 684,256.37 and 140,572.29

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Solution

The fourth proportional to 456,200.13, 684,256.37 and 140,572.29 is: 210,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,200.13 : 684,256.37 = 140,572.29 : x
  2. Step 2: Convert to fraction form
    456,200.13/684,256.37 = 140,572.29/x
  3. Step 3: Cross multiply
    456,200.13x = 684,256.37 × 140,572.29
  4. Step 4: Simplify right side
    456,200.13x = 96,187,484,175.13
  5. Step 5: Solve for x
    x = 96,187,484,175.13/456,200.13
  6. Step 6: Final answer
    x = 210,844.93

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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.