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Finding the Fourth Proportional to 603,946.08, 906,167.52 and 266,808.96

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Solution

The fourth proportional to 603,946.08, 906,167.52 and 266,808.96 is: 400,323.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,946.08 : 906,167.52 = 266,808.96 : x
  2. Step 2: Convert to fraction form
    603,946.08/906,167.52 = 266,808.96/x
  3. Step 3: Cross multiply
    603,946.08x = 906,167.52 × 266,808.96
  4. Step 4: Simplify right side
    603,946.08x = 241,773,613,596.98
  5. Step 5: Solve for x
    x = 241,773,613,596.98/603,946.08
  6. Step 6: Final answer
    x = 400,323.18

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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.