Home / 349,312.41-523,530.23-149,397.75

Finding the Fourth Proportional to 349,312.41, 523,530.23 and 149,397.75

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Solution

The fourth proportional to 349,312.41, 523,530.23 and 149,397.75 is: 223,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,312.41 : 523,530.23 = 149,397.75 : x
  2. Step 2: Convert to fraction form
    349,312.41/523,530.23 = 149,397.75/x
  3. Step 3: Cross multiply
    349,312.41x = 523,530.23 × 149,397.75
  4. Step 4: Simplify right side
    349,312.41x = 78,214,237,671.99
  5. Step 5: Solve for x
    x = 78,214,237,671.99/349,312.41
  6. Step 6: Final answer
    x = 223,909.13

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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.