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Finding the Fourth Proportional to 482,628.38, 666,004.48 and 264,832.13

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Solution

The fourth proportional to 482,628.38, 666,004.48 and 264,832.13 is: 365,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,628.38 : 666,004.48 = 264,832.13 : x
  2. Step 2: Convert to fraction form
    482,628.38/666,004.48 = 264,832.13/x
  3. Step 3: Cross multiply
    482,628.38x = 666,004.48 × 264,832.13
  4. Step 4: Simplify right side
    482,628.38x = 176,379,386,030.87
  5. Step 5: Solve for x
    x = 176,379,386,030.87/482,628.38
  6. Step 6: Final answer
    x = 365,455.90

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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.