Home / 370,093.37-554,899.48-145,475.78

Finding the Fourth Proportional to 370,093.37, 554,899.48 and 145,475.78

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Solution

The fourth proportional to 370,093.37, 554,899.48 and 145,475.78 is: 218,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,093.37 : 554,899.48 = 145,475.78 : x
  2. Step 2: Convert to fraction form
    370,093.37/554,899.48 = 145,475.78/x
  3. Step 3: Cross multiply
    370,093.37x = 554,899.48 × 145,475.78
  4. Step 4: Simplify right side
    370,093.37x = 80,724,431,536.41
  5. Step 5: Solve for x
    x = 80,724,431,536.41/370,093.37
  6. Step 6: Final answer
    x = 218,119.10

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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.