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Finding the Fourth Proportional to 433,258.27, 650,206.64 and 205,554.72

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Solution

The fourth proportional to 433,258.27, 650,206.64 and 205,554.72 is: 308,483.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,258.27 : 650,206.64 = 205,554.72 : x
  2. Step 2: Convert to fraction form
    433,258.27/650,206.64 = 205,554.72/x
  3. Step 3: Cross multiply
    433,258.27x = 650,206.64 × 205,554.72
  4. Step 4: Simplify right side
    433,258.27x = 133,653,043,827.34
  5. Step 5: Solve for x
    x = 133,653,043,827.34/433,258.27
  6. Step 6: Final answer
    x = 308,483.54

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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.