Home / 829,063.82-1,243,595.74-230,025.08

Finding the Fourth Proportional to 829,063.82, 1,243,595.74 and 230,025.08

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Solution

The fourth proportional to 829,063.82, 1,243,595.74 and 230,025.08 is: 345,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,063.82 : 1,243,595.74 = 230,025.08 : x
  2. Step 2: Convert to fraction form
    829,063.82/1,243,595.74 = 230,025.08/x
  3. Step 3: Cross multiply
    829,063.82x = 1,243,595.74 × 230,025.08
  4. Step 4: Simplify right side
    829,063.82x = 286,058,209,581.16
  5. Step 5: Solve for x
    x = 286,058,209,581.16/829,063.82
  6. Step 6: Final answer
    x = 345,037.62

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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.