Home / 976,290.39-1,464,392.75-266,316.08

Finding the Fourth Proportional to 976,290.39, 1,464,392.75 and 266,316.08

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Solution

The fourth proportional to 976,290.39, 1,464,392.75 and 266,316.08 is: 399,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,290.39 : 1,464,392.75 = 266,316.08 : x
  2. Step 2: Convert to fraction form
    976,290.39/1,464,392.75 = 266,316.08/x
  3. Step 3: Cross multiply
    976,290.39x = 1,464,392.75 × 266,316.08
  4. Step 4: Simplify right side
    976,290.39x = 389,991,336,760.42
  5. Step 5: Solve for x
    x = 389,991,336,760.42/976,290.39
  6. Step 6: Final answer
    x = 399,462.44

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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.