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Finding the Fourth Proportional to 346,774.83, 520,180.25 and 110,136.03

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Solution

The fourth proportional to 346,774.83, 520,180.25 and 110,136.03 is: 165,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,774.83 : 520,180.25 = 110,136.03 : x
  2. Step 2: Convert to fraction form
    346,774.83/520,180.25 = 110,136.03/x
  3. Step 3: Cross multiply
    346,774.83x = 520,180.25 × 110,136.03
  4. Step 4: Simplify right side
    346,774.83x = 57,290,587,068.73
  5. Step 5: Solve for x
    x = 57,290,587,068.73/346,774.83
  6. Step 6: Final answer
    x = 165,209.76

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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.