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Finding the Fourth Proportional to 322,970.81, 484,529.94 and 98,363.07

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Solution

The fourth proportional to 322,970.81, 484,529.94 and 98,363.07 is: 147,567.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,970.81 : 484,529.94 = 98,363.07 : x
  2. Step 2: Convert to fraction form
    322,970.81/484,529.94 = 98,363.07/x
  3. Step 3: Cross multiply
    322,970.81x = 484,529.94 × 98,363.07
  4. Step 4: Simplify right side
    322,970.81x = 47,659,852,405.32
  5. Step 5: Solve for x
    x = 47,659,852,405.32/322,970.81
  6. Step 6: Final answer
    x = 147,567.06

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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.