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Finding the Fourth Proportional to 348,431.00, 522,645.47 and 95,711.74

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Solution

The fourth proportional to 348,431.00, 522,645.47 and 95,711.74 is: 143,567.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,431.00 : 522,645.47 = 95,711.74 : x
  2. Step 2: Convert to fraction form
    348,431.00/522,645.47 = 95,711.74/x
  3. Step 3: Cross multiply
    348,431.00x = 522,645.47 × 95,711.74
  4. Step 4: Simplify right side
    348,431.00x = 50,023,308,581.26
  5. Step 5: Solve for x
    x = 50,023,308,581.26/348,431.00
  6. Step 6: Final answer
    x = 143,567.33

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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.