Home / 469,849.14-648,382.60-265,896.28

Finding the Fourth Proportional to 469,849.14, 648,382.60 and 265,896.28

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Solution

The fourth proportional to 469,849.14, 648,382.60 and 265,896.28 is: 366,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,849.14 : 648,382.60 = 265,896.28 : x
  2. Step 2: Convert to fraction form
    469,849.14/648,382.60 = 265,896.28/x
  3. Step 3: Cross multiply
    469,849.14x = 648,382.60 × 265,896.28
  4. Step 4: Simplify right side
    469,849.14x = 172,402,521,356.73
  5. Step 5: Solve for x
    x = 172,402,521,356.73/469,849.14
  6. Step 6: Final answer
    x = 366,931.65

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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.