Home / 820,919.00-1,132,857.50-458,349.03

Finding the Fourth Proportional to 820,919.00, 1,132,857.50 and 458,349.03

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Solution

The fourth proportional to 820,919.00, 1,132,857.50 and 458,349.03 is: 632,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,919.00 : 1,132,857.50 = 458,349.03 : x
  2. Step 2: Convert to fraction form
    820,919.00/1,132,857.50 = 458,349.03/x
  3. Step 3: Cross multiply
    820,919.00x = 1,132,857.50 × 458,349.03
  4. Step 4: Simplify right side
    820,919.00x = 519,244,133,961.48
  5. Step 5: Solve for x
    x = 519,244,133,961.48/820,919.00
  6. Step 6: Final answer
    x = 632,515.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.