Home / 670,809.62-1,005,808.06-301,027.19

Finding the Fourth Proportional to 670,809.62, 1,005,808.06 and 301,027.19

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Solution

The fourth proportional to 670,809.62, 1,005,808.06 and 301,027.19 is: 451,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,809.62 : 1,005,808.06 = 301,027.19 : x
  2. Step 2: Convert to fraction form
    670,809.62/1,005,808.06 = 301,027.19/x
  3. Step 3: Cross multiply
    670,809.62x = 1,005,808.06 × 301,027.19
  4. Step 4: Simplify right side
    670,809.62x = 302,775,573,981.15
  5. Step 5: Solve for x
    x = 302,775,573,981.15/670,809.62
  6. Step 6: Final answer
    x = 451,358.43

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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.