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Finding the Fourth Proportional to 370,174.48, 510,852.60 and 227,079.07

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Solution

The fourth proportional to 370,174.48, 510,852.60 and 227,079.07 is: 313,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,174.48 : 510,852.60 = 227,079.07 : x
  2. Step 2: Convert to fraction form
    370,174.48/510,852.60 = 227,079.07/x
  3. Step 3: Cross multiply
    370,174.48x = 510,852.60 × 227,079.07
  4. Step 4: Simplify right side
    370,174.48x = 116,003,932,037.95
  5. Step 5: Solve for x
    x = 116,003,932,037.95/370,174.48
  6. Step 6: Final answer
    x = 313,376.36

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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.