Home / 781,050.04-1,171,345.40-331,767.34

Finding the Fourth Proportional to 781,050.04, 1,171,345.40 and 331,767.34

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Solution

The fourth proportional to 781,050.04, 1,171,345.40 and 331,767.34 is: 497,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,050.04 : 1,171,345.40 = 331,767.34 : x
  2. Step 2: Convert to fraction form
    781,050.04/1,171,345.40 = 331,767.34/x
  3. Step 3: Cross multiply
    781,050.04x = 1,171,345.40 × 331,767.34
  4. Step 4: Simplify right side
    781,050.04x = 388,614,147,579.24
  5. Step 5: Solve for x
    x = 388,614,147,579.24/781,050.04
  6. Step 6: Final answer
    x = 497,553.46

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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.