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Finding the Fourth Proportional to 459,802.36, 634,318.84 and 332,275.96

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Solution

The fourth proportional to 459,802.36, 634,318.84 and 332,275.96 is: 458,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,802.36 : 634,318.84 = 332,275.96 : x
  2. Step 2: Convert to fraction form
    459,802.36/634,318.84 = 332,275.96/x
  3. Step 3: Cross multiply
    459,802.36x = 634,318.84 × 332,275.96
  4. Step 4: Simplify right side
    459,802.36x = 210,768,901,507.09
  5. Step 5: Solve for x
    x = 210,768,901,507.09/459,802.36
  6. Step 6: Final answer
    x = 458,390.21

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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.