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Finding the Fourth Proportional to 270,482.82, 373,233.76 and 155,798.76

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Solution

The fourth proportional to 270,482.82, 373,233.76 and 155,798.76 is: 214,983.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,482.82 : 373,233.76 = 155,798.76 : x
  2. Step 2: Convert to fraction form
    270,482.82/373,233.76 = 155,798.76/x
  3. Step 3: Cross multiply
    270,482.82x = 373,233.76 × 155,798.76
  4. Step 4: Simplify right side
    270,482.82x = 58,149,356,998.14
  5. Step 5: Solve for x
    x = 58,149,356,998.14/270,482.82
  6. Step 6: Final answer
    x = 214,983.55

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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.