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Finding the Fourth Proportional to 370,094.34, 554,900.93 and 145,476.75

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Solution

The fourth proportional to 370,094.34, 554,900.93 and 145,476.75 is: 218,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,094.34 : 554,900.93 = 145,476.75 : x
  2. Step 2: Convert to fraction form
    370,094.34/554,900.93 = 145,476.75/x
  3. Step 3: Cross multiply
    370,094.34x = 554,900.93 × 145,476.75
  4. Step 4: Simplify right side
    370,094.34x = 80,725,181,093.87
  5. Step 5: Solve for x
    x = 80,725,181,093.87/370,094.34
  6. Step 6: Final answer
    x = 218,120.55

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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.