Home / 455,995.32-684,066.48-140,452.08

Finding the Fourth Proportional to 455,995.32, 684,066.48 and 140,452.08

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Solution

The fourth proportional to 455,995.32, 684,066.48 and 140,452.08 is: 210,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,995.32 : 684,066.48 = 140,452.08 : x
  2. Step 2: Convert to fraction form
    455,995.32/684,066.48 = 140,452.08/x
  3. Step 3: Cross multiply
    455,995.32x = 684,066.48 × 140,452.08
  4. Step 4: Simplify right side
    455,995.32x = 96,078,559,974.28
  5. Step 5: Solve for x
    x = 96,078,559,974.28/455,995.32
  6. Step 6: Final answer
    x = 210,700.76

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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.