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Finding the Fourth Proportional to 604,976.52, 907,464.78 and 161,733

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Solution

The fourth proportional to 604,976.52, 907,464.78 and 161,733 is: 242,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,976.52 : 907,464.78 = 161,733 : x
  2. Step 2: Convert to fraction form
    604,976.52/907,464.78 = 161,733/x
  3. Step 3: Cross multiply
    604,976.52x = 907,464.78 × 161,733
  4. Step 4: Simplify right side
    604,976.52x = 146,767,001,263.74
  5. Step 5: Solve for x
    x = 146,767,001,263.74/604,976.52
  6. Step 6: Final answer
    x = 242,599.50

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Similar ratio
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1.5x scale

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.