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Finding the Fourth Proportional to 466,917.40, 700,376.10 and 439,269.40

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Solution

The fourth proportional to 466,917.40, 700,376.10 and 439,269.40 is: 658,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,917.40 : 700,376.10 = 439,269.40 : x
  2. Step 2: Convert to fraction form
    466,917.40/700,376.10 = 439,269.40/x
  3. Step 3: Cross multiply
    466,917.40x = 700,376.10 × 439,269.40
  4. Step 4: Simplify right side
    466,917.40x = 307,653,789,221.34
  5. Step 5: Solve for x
    x = 307,653,789,221.34/466,917.40
  6. Step 6: Final answer
    x = 658,904.10

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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.