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Finding the Fourth Proportional to 464,770.80, 697,156.20 and 149,259.60

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Solution

The fourth proportional to 464,770.80, 697,156.20 and 149,259.60 is: 223,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,770.80 : 697,156.20 = 149,259.60 : x
  2. Step 2: Convert to fraction form
    464,770.80/697,156.20 = 149,259.60/x
  3. Step 3: Cross multiply
    464,770.80x = 697,156.20 × 149,259.60
  4. Step 4: Simplify right side
    464,770.80x = 104,057,255,549.52
  5. Step 5: Solve for x
    x = 104,057,255,549.52/464,770.80
  6. Step 6: Final answer
    x = 223,889.40

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Similar ratio
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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.