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Finding the Fourth Proportional to 471,008.03, 706,520.14 and 134,057.34

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Solution

The fourth proportional to 471,008.03, 706,520.14 and 134,057.34 is: 201,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,008.03 : 706,520.14 = 134,057.34 : x
  2. Step 2: Convert to fraction form
    471,008.03/706,520.14 = 134,057.34/x
  3. Step 3: Cross multiply
    471,008.03x = 706,520.14 × 134,057.34
  4. Step 4: Simplify right side
    471,008.03x = 94,714,210,289.68
  5. Step 5: Solve for x
    x = 94,714,210,289.68/471,008.03
  6. Step 6: Final answer
    x = 201,088.32

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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.