Home / 349,619.62-524,429.91-149,810.50

Finding the Fourth Proportional to 349,619.62, 524,429.91 and 149,810.50

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Solution

The fourth proportional to 349,619.62, 524,429.91 and 149,810.50 is: 224,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,619.62 : 524,429.91 = 149,810.50 : x
  2. Step 2: Convert to fraction form
    349,619.62/524,429.91 = 149,810.50/x
  3. Step 3: Cross multiply
    349,619.62x = 524,429.91 × 149,810.50
  4. Step 4: Simplify right side
    349,619.62x = 78,565,107,032.06
  5. Step 5: Solve for x
    x = 78,565,107,032.06/349,619.62
  6. Step 6: Final answer
    x = 224,715.96

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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.