Home / 883,488.11-1,325,064.49-243,633.74

Finding the Fourth Proportional to 883,488.11, 1,325,064.49 and 243,633.74

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Solution

The fourth proportional to 883,488.11, 1,325,064.49 and 243,633.74 is: 365,404.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,488.11 : 1,325,064.49 = 243,633.74 : x
  2. Step 2: Convert to fraction form
    883,488.11/1,325,064.49 = 243,633.74/x
  3. Step 3: Cross multiply
    883,488.11x = 1,325,064.49 × 243,633.74
  4. Step 4: Simplify right side
    883,488.11x = 322,830,410,205.49
  5. Step 5: Solve for x
    x = 322,830,410,205.49/883,488.11
  6. Step 6: Final answer
    x = 365,404.37

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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.