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Finding the Fourth Proportional to 348,258.96, 480,596.94 and 203,070.69

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Solution

The fourth proportional to 348,258.96, 480,596.94 and 203,070.69 is: 280,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,258.96 : 480,596.94 = 203,070.69 : x
  2. Step 2: Convert to fraction form
    348,258.96/480,596.94 = 203,070.69/x
  3. Step 3: Cross multiply
    348,258.96x = 480,596.94 × 203,070.69
  4. Step 4: Simplify right side
    348,258.96x = 97,595,152,217.69
  5. Step 5: Solve for x
    x = 97,595,152,217.69/348,258.96
  6. Step 6: Final answer
    x = 280,237.30

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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.