Home / 219,448.04-329,238.44-155,529.81

Finding the Fourth Proportional to 219,448.04, 329,238.44 and 155,529.81

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Solution

The fourth proportional to 219,448.04, 329,238.44 and 155,529.81 is: 233,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,448.04 : 329,238.44 = 155,529.81 : x
  2. Step 2: Convert to fraction form
    219,448.04/329,238.44 = 155,529.81/x
  3. Step 3: Cross multiply
    219,448.04x = 329,238.44 × 155,529.81
  4. Step 4: Simplify right side
    219,448.04x = 51,206,391,981.75
  5. Step 5: Solve for x
    x = 51,206,391,981.75/219,448.04
  6. Step 6: Final answer
    x = 233,341.76

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1.5x scale

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.