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Finding the Fourth Proportional to 536,667.56, 739,820.84 and 375,020.92

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Solution

The fourth proportional to 536,667.56, 739,820.84 and 375,020.92 is: 516,983.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,667.56 : 739,820.84 = 375,020.92 : x
  2. Step 2: Convert to fraction form
    536,667.56/739,820.84 = 375,020.92/x
  3. Step 3: Cross multiply
    536,667.56x = 739,820.84 × 375,020.92
  4. Step 4: Simplify right side
    536,667.56x = 277,448,292,051.97
  5. Step 5: Solve for x
    x = 277,448,292,051.97/536,667.56
  6. Step 6: Final answer
    x = 516,983.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.