Home / 1,142,767.44-1,714,132.08-278,211.48

Finding the Fourth Proportional to 1,142,767.44, 1,714,132.08 and 278,211.48

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Solution

The fourth proportional to 1,142,767.44, 1,714,132.08 and 278,211.48 is: 417,312.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,767.44 : 1,714,132.08 = 278,211.48 : x
  2. Step 2: Convert to fraction form
    1,142,767.44/1,714,132.08 = 278,211.48/x
  3. Step 3: Cross multiply
    1,142,767.44x = 1,714,132.08 × 278,211.48
  4. Step 4: Simplify right side
    1,142,767.44x = 476,891,222,892.28
  5. Step 5: Solve for x
    x = 476,891,222,892.28/1,142,767.44
  6. Step 6: Final answer
    x = 417,312.57

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1.5x scale

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.