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Finding the Fourth Proportional to 370,464.59, 555,696.87 and 170,725.88

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Solution

The fourth proportional to 370,464.59, 555,696.87 and 170,725.88 is: 256,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,464.59 : 555,696.87 = 170,725.88 : x
  2. Step 2: Convert to fraction form
    370,464.59/555,696.87 = 170,725.88/x
  3. Step 3: Cross multiply
    370,464.59x = 555,696.87 × 170,725.88
  4. Step 4: Simplify right side
    370,464.59x = 94,871,837,144.00
  5. Step 5: Solve for x
    x = 94,871,837,144.00/370,464.59
  6. Step 6: Final answer
    x = 256,088.81

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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.