Home / 470,045.43-704,858.76-150,138.36

Finding the Fourth Proportional to 470,045.43, 704,858.76 and 150,138.36

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Solution

The fourth proportional to 470,045.43, 704,858.76 and 150,138.36 is: 225,140.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,045.43 : 704,858.76 = 150,138.36 : x
  2. Step 2: Convert to fraction form
    470,045.43/704,858.76 = 150,138.36/x
  3. Step 3: Cross multiply
    470,045.43x = 704,858.76 × 150,138.36
  4. Step 4: Simplify right side
    470,045.43x = 105,826,338,258.03
  5. Step 5: Solve for x
    x = 105,826,338,258.03/470,045.43
  6. Step 6: Final answer
    x = 225,140.66

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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.