Home / 734,880.59-1,102,037.42-285,542.30

Finding the Fourth Proportional to 734,880.59, 1,102,037.42 and 285,542.30

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Solution

The fourth proportional to 734,880.59, 1,102,037.42 and 285,542.30 is: 428,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,880.59 : 1,102,037.42 = 285,542.30 : x
  2. Step 2: Convert to fraction form
    734,880.59/1,102,037.42 = 285,542.30/x
  3. Step 3: Cross multiply
    734,880.59x = 1,102,037.42 × 285,542.30
  4. Step 4: Simplify right side
    734,880.59x = 314,678,292,654.97
  5. Step 5: Solve for x
    x = 314,678,292,654.97/734,880.59
  6. Step 6: Final answer
    x = 428,203.30

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Double scale
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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.