Home / 469,895.07-648,455.83-255,035.17

Finding the Fourth Proportional to 469,895.07, 648,455.83 and 255,035.17

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Solution

The fourth proportional to 469,895.07, 648,455.83 and 255,035.17 is: 351,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,895.07 : 648,455.83 = 255,035.17 : x
  2. Step 2: Convert to fraction form
    469,895.07/648,455.83 = 255,035.17/x
  3. Step 3: Cross multiply
    469,895.07x = 648,455.83 × 255,035.17
  4. Step 4: Simplify right side
    469,895.07x = 165,379,039,366.96
  5. Step 5: Solve for x
    x = 165,379,039,366.96/469,895.07
  6. Step 6: Final answer
    x = 351,948.87

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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.