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Finding the Fourth Proportional to 370,036.33, 510,650.12 and 200,270.45

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Solution

The fourth proportional to 370,036.33, 510,650.12 and 200,270.45 is: 276,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,036.33 : 510,650.12 = 200,270.45 : x
  2. Step 2: Convert to fraction form
    370,036.33/510,650.12 = 200,270.45/x
  3. Step 3: Cross multiply
    370,036.33x = 510,650.12 × 200,270.45
  4. Step 4: Simplify right side
    370,036.33x = 102,268,131,102.26
  5. Step 5: Solve for x
    x = 102,268,131,102.26/370,036.33
  6. Step 6: Final answer
    x = 276,373.22

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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.