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Finding the Fourth Proportional to 322,673.96, 484,036.56 and 98,054.01

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Solution

The fourth proportional to 322,673.96, 484,036.56 and 98,054.01 is: 147,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,673.96 : 484,036.56 = 98,054.01 : x
  2. Step 2: Convert to fraction form
    322,673.96/484,036.56 = 98,054.01/x
  3. Step 3: Cross multiply
    322,673.96x = 484,036.56 × 98,054.01
  4. Step 4: Simplify right side
    322,673.96x = 47,461,725,694.61
  5. Step 5: Solve for x
    x = 47,461,725,694.61/322,673.96
  6. Step 6: Final answer
    x = 147,088.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.