Home / 1,342,655.29-2,013,928.30-331,751.78

Finding the Fourth Proportional to 1,342,655.29, 2,013,928.30 and 331,751.78

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Solution

The fourth proportional to 1,342,655.29, 2,013,928.30 and 331,751.78 is: 497,614.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,655.29 : 2,013,928.30 = 331,751.78 : x
  2. Step 2: Convert to fraction form
    1,342,655.29/2,013,928.30 = 331,751.78/x
  3. Step 3: Cross multiply
    1,342,655.29x = 2,013,928.30 × 331,751.78
  4. Step 4: Simplify right side
    1,342,655.29x = 668,124,298,317.37
  5. Step 5: Solve for x
    x = 668,124,298,317.37/1,342,655.29
  6. Step 6: Final answer
    x = 497,614.17

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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.