Home / 659,942.64-910,734.44-373,462.65

Finding the Fourth Proportional to 659,942.64, 910,734.44 and 373,462.65

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Solution

The fourth proportional to 659,942.64, 910,734.44 and 373,462.65 is: 515,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,942.64 : 910,734.44 = 373,462.65 : x
  2. Step 2: Convert to fraction form
    659,942.64/910,734.44 = 373,462.65/x
  3. Step 3: Cross multiply
    659,942.64x = 910,734.44 × 373,462.65
  4. Step 4: Simplify right side
    659,942.64x = 340,125,295,541.35
  5. Step 5: Solve for x
    x = 340,125,295,541.35/659,942.64
  6. Step 6: Final answer
    x = 515,386.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.