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Finding the Fourth Proportional to 323,150.85, 484,798.95 and 98,533.98

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Solution

The fourth proportional to 323,150.85, 484,798.95 and 98,533.98 is: 147,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,150.85 : 484,798.95 = 98,533.98 : x
  2. Step 2: Convert to fraction form
    323,150.85/484,798.95 = 98,533.98/x
  3. Step 3: Cross multiply
    323,150.85x = 484,798.95 × 98,533.98
  4. Step 4: Simplify right side
    323,150.85x = 47,769,170,043.32
  5. Step 5: Solve for x
    x = 47,769,170,043.32/323,150.85
  6. Step 6: Final answer
    x = 147,823.13

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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.