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Finding the Fourth Proportional to 349,353.30, 523,656.29 and 180,703.91

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Solution

The fourth proportional to 349,353.30, 523,656.29 and 180,703.91 is: 270,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,353.30 : 523,656.29 = 180,703.91 : x
  2. Step 2: Convert to fraction form
    349,353.30/523,656.29 = 180,703.91/x
  3. Step 3: Cross multiply
    349,353.30x = 523,656.29 × 180,703.91
  4. Step 4: Simplify right side
    349,353.30x = 94,626,740,859.99
  5. Step 5: Solve for x
    x = 94,626,740,859.99/349,353.30
  6. Step 6: Final answer
    x = 270,862.59

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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.