Home / 470,991.24-706,519.26-155,669.58

Finding the Fourth Proportional to 470,991.24, 706,519.26 and 155,669.58

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Solution

The fourth proportional to 470,991.24, 706,519.26 and 155,669.58 is: 233,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,991.24 : 706,519.26 = 155,669.58 : x
  2. Step 2: Convert to fraction form
    470,991.24/706,519.26 = 155,669.58/x
  3. Step 3: Cross multiply
    470,991.24x = 706,519.26 × 155,669.58
  4. Step 4: Simplify right side
    470,991.24x = 109,983,556,466.11
  5. Step 5: Solve for x
    x = 109,983,556,466.11/470,991.24
  6. Step 6: Final answer
    x = 233,515.08

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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.