Home / 1,281,870.96-1,922,659.56-335,333.04

Finding the Fourth Proportional to 1,281,870.96, 1,922,659.56 and 335,333.04

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Solution

The fourth proportional to 1,281,870.96, 1,922,659.56 and 335,333.04 is: 502,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,870.96 : 1,922,659.56 = 335,333.04 : x
  2. Step 2: Convert to fraction form
    1,281,870.96/1,922,659.56 = 335,333.04/x
  3. Step 3: Cross multiply
    1,281,870.96x = 1,922,659.56 × 335,333.04
  4. Step 4: Simplify right side
    1,281,870.96x = 644,731,275,139.86
  5. Step 5: Solve for x
    x = 644,731,275,139.86/1,281,870.96
  6. Step 6: Final answer
    x = 502,961.14

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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.