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Finding the Fourth Proportional to 483,803.08, 724,794.28 and 283,528.56

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Solution

The fourth proportional to 483,803.08, 724,794.28 and 283,528.56 is: 424,759.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,803.08 : 724,794.28 = 283,528.56 : x
  2. Step 2: Convert to fraction form
    483,803.08/724,794.28 = 283,528.56/x
  3. Step 3: Cross multiply
    483,803.08x = 724,794.28 × 283,528.56
  4. Step 4: Simplify right side
    483,803.08x = 205,499,878,504.64
  5. Step 5: Solve for x
    x = 205,499,878,504.64/483,803.08
  6. Step 6: Final answer
    x = 424,759.34

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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.