Home / 993,505.49-1,490,272.21-283,533.61

Finding the Fourth Proportional to 993,505.49, 1,490,272.21 and 283,533.61

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Solution

The fourth proportional to 993,505.49, 1,490,272.21 and 283,533.61 is: 425,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,505.49 : 1,490,272.21 = 283,533.61 : x
  2. Step 2: Convert to fraction form
    993,505.49/1,490,272.21 = 283,533.61/x
  3. Step 3: Cross multiply
    993,505.49x = 1,490,272.21 × 283,533.61
  4. Step 4: Simplify right side
    993,505.49x = 422,542,252,132.62
  5. Step 5: Solve for x
    x = 422,542,252,132.62/993,505.49
  6. Step 6: Final answer
    x = 425,304.40

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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.