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Finding the Fourth Proportional to 941,445, 1,412,407.26 and 276,597

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Solution

The fourth proportional to 941,445, 1,412,407.26 and 276,597 is: 414,965.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,445 : 1,412,407.26 = 276,597 : x
  2. Step 2: Convert to fraction form
    941,445/1,412,407.26 = 276,597/x
  3. Step 3: Cross multiply
    941,445x = 1,412,407.26 × 276,597
  4. Step 4: Simplify right side
    941,445x = 390,667,610,894.22
  5. Step 5: Solve for x
    x = 390,667,610,894.22/941,445
  6. Step 6: Final answer
    x = 414,965.94

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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.