Home / 482,450.04-665,345.34-301,178.79

Finding the Fourth Proportional to 482,450.04, 665,345.34 and 301,178.79

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Solution

The fourth proportional to 482,450.04, 665,345.34 and 301,178.79 is: 415,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,450.04 : 665,345.34 = 301,178.79 : x
  2. Step 2: Convert to fraction form
    482,450.04/665,345.34 = 301,178.79/x
  3. Step 3: Cross multiply
    482,450.04x = 665,345.34 × 301,178.79
  4. Step 4: Simplify right side
    482,450.04x = 200,387,904,433.34
  5. Step 5: Solve for x
    x = 200,387,904,433.34/482,450.04
  6. Step 6: Final answer
    x = 415,354.73

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1.5x scale

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.