Home / 1,079,547.70-1,619,321.55-331,593.70

Finding the Fourth Proportional to 1,079,547.70, 1,619,321.55 and 331,593.70

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Solution

The fourth proportional to 1,079,547.70, 1,619,321.55 and 331,593.70 is: 497,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,547.70 : 1,619,321.55 = 331,593.70 : x
  2. Step 2: Convert to fraction form
    1,079,547.70/1,619,321.55 = 331,593.70/x
  3. Step 3: Cross multiply
    1,079,547.70x = 1,619,321.55 × 331,593.70
  4. Step 4: Simplify right side
    1,079,547.70x = 536,956,824,254.24
  5. Step 5: Solve for x
    x = 536,956,824,254.24/1,079,547.70
  6. Step 6: Final answer
    x = 497,390.55

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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.