Home / 1,142,928.24-1,714,388.94-289,998.24

Finding the Fourth Proportional to 1,142,928.24, 1,714,388.94 and 289,998.24

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Solution

The fourth proportional to 1,142,928.24, 1,714,388.94 and 289,998.24 is: 434,996.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,928.24 : 1,714,388.94 = 289,998.24 : x
  2. Step 2: Convert to fraction form
    1,142,928.24/1,714,388.94 = 289,998.24/x
  3. Step 3: Cross multiply
    1,142,928.24x = 1,714,388.94 × 289,998.24
  4. Step 4: Simplify right side
    1,142,928.24x = 497,169,774,076.02
  5. Step 5: Solve for x
    x = 497,169,774,076.02/1,142,928.24
  6. Step 6: Final answer
    x = 434,996.49

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Double scale
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Similar ratio
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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.