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Finding the Fourth Proportional to 346,883.61, 520,214.68 and 110,170.92

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Solution

The fourth proportional to 346,883.61, 520,214.68 and 110,170.92 is: 165,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,883.61 : 520,214.68 = 110,170.92 : x
  2. Step 2: Convert to fraction form
    346,883.61/520,214.68 = 110,170.92/x
  3. Step 3: Cross multiply
    346,883.61x = 520,214.68 × 110,170.92
  4. Step 4: Simplify right side
    346,883.61x = 57,312,529,893.11
  5. Step 5: Solve for x
    x = 57,312,529,893.11/346,883.61
  6. Step 6: Final answer
    x = 165,221.21

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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.