Home / 468,183.23-646,088.26-253,318.58

Finding the Fourth Proportional to 468,183.23, 646,088.26 and 253,318.58

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Solution

The fourth proportional to 468,183.23, 646,088.26 and 253,318.58 is: 349,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,183.23 : 646,088.26 = 253,318.58 : x
  2. Step 2: Convert to fraction form
    468,183.23/646,088.26 = 253,318.58/x
  3. Step 3: Cross multiply
    468,183.23x = 646,088.26 × 253,318.58
  4. Step 4: Simplify right side
    468,183.23x = 163,666,160,577.87
  5. Step 5: Solve for x
    x = 163,666,160,577.87/468,183.23
  6. Step 6: Final answer
    x = 349,577.15

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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.