Home / 993,454.40-1,490,195.25-283,482.21

Finding the Fourth Proportional to 993,454.40, 1,490,195.25 and 283,482.21

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Solution

The fourth proportional to 993,454.40, 1,490,195.25 and 283,482.21 is: 425,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,454.40 : 1,490,195.25 = 283,482.21 : x
  2. Step 2: Convert to fraction form
    993,454.40/1,490,195.25 = 283,482.21/x
  3. Step 3: Cross multiply
    993,454.40x = 1,490,195.25 × 283,482.21
  4. Step 4: Simplify right side
    993,454.40x = 422,443,842,801.50
  5. Step 5: Solve for x
    x = 422,443,842,801.50/993,454.40
  6. Step 6: Final answer
    x = 425,227.21

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Double scale
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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.