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Finding the Fourth Proportional to 503,404.08, 755,088.30 and 219,094.08

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Solution

The fourth proportional to 503,404.08, 755,088.30 and 219,094.08 is: 328,633.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,404.08 : 755,088.30 = 219,094.08 : x
  2. Step 2: Convert to fraction form
    503,404.08/755,088.30 = 219,094.08/x
  3. Step 3: Cross multiply
    503,404.08x = 755,088.30 × 219,094.08
  4. Step 4: Simplify right side
    503,404.08x = 165,435,376,407.26
  5. Step 5: Solve for x
    x = 165,435,376,407.26/503,404.08
  6. Step 6: Final answer
    x = 328,633.36

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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.