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Finding the Fourth Proportional to 483,315.80, 724,973.70 and 334,016.60

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Solution

The fourth proportional to 483,315.80, 724,973.70 and 334,016.60 is: 501,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,315.80 : 724,973.70 = 334,016.60 : x
  2. Step 2: Convert to fraction form
    483,315.80/724,973.70 = 334,016.60/x
  3. Step 3: Cross multiply
    483,315.80x = 724,973.70 × 334,016.60
  4. Step 4: Simplify right side
    483,315.80x = 242,153,250,363.42
  5. Step 5: Solve for x
    x = 242,153,250,363.42/483,315.80
  6. Step 6: Final answer
    x = 501,024.90

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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.