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Finding the Fourth Proportional to 470,852.70, 706,246.65 and 150,999.90

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Solution

The fourth proportional to 470,852.70, 706,246.65 and 150,999.90 is: 226,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,852.70 : 706,246.65 = 150,999.90 : x
  2. Step 2: Convert to fraction form
    470,852.70/706,246.65 = 150,999.90/x
  3. Step 3: Cross multiply
    470,852.70x = 706,246.65 × 150,999.90
  4. Step 4: Simplify right side
    470,852.70x = 106,643,173,525.34
  5. Step 5: Solve for x
    x = 106,643,173,525.34/470,852.70
  6. Step 6: Final answer
    x = 226,489.46

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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.