Home / 479,736.77-662,047.07-264,890.43

Finding the Fourth Proportional to 479,736.77, 662,047.07 and 264,890.43

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Solution

The fourth proportional to 479,736.77, 662,047.07 and 264,890.43 is: 365,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,736.77 : 662,047.07 = 264,890.43 : x
  2. Step 2: Convert to fraction form
    479,736.77/662,047.07 = 264,890.43/x
  3. Step 3: Cross multiply
    479,736.77x = 662,047.07 × 264,890.43
  4. Step 4: Simplify right side
    479,736.77x = 175,369,931,728.09
  5. Step 5: Solve for x
    x = 175,369,931,728.09/479,736.77
  6. Step 6: Final answer
    x = 365,554.50

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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.