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Finding the Fourth Proportional to 370,758.03, 556,303.20 and 170,971.33

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Solution

The fourth proportional to 370,758.03, 556,303.20 and 170,971.33 is: 256,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,758.03 : 556,303.20 = 170,971.33 : x
  2. Step 2: Convert to fraction form
    370,758.03/556,303.20 = 170,971.33/x
  3. Step 3: Cross multiply
    370,758.03x = 556,303.20 × 170,971.33
  4. Step 4: Simplify right side
    370,758.03x = 95,111,897,960.14
  5. Step 5: Solve for x
    x = 95,111,897,960.14/370,758.03
  6. Step 6: Final answer
    x = 256,533.61

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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.