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Finding the Fourth Proportional to 337,637.76, 506,531.52 and 127,277.52

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Solution

The fourth proportional to 337,637.76, 506,531.52 and 127,277.52 is: 190,944.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,637.76 : 506,531.52 = 127,277.52 : x
  2. Step 2: Convert to fraction form
    337,637.76/506,531.52 = 127,277.52/x
  3. Step 3: Cross multiply
    337,637.76x = 506,531.52 × 127,277.52
  4. Step 4: Simplify right side
    337,637.76x = 64,470,075,667.43
  5. Step 5: Solve for x
    x = 64,470,075,667.43/337,637.76
  6. Step 6: Final answer
    x = 190,944.51

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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.