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Finding the Fourth Proportional to 655,345.08, 983,254.58 and 228,944.12

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Solution

The fourth proportional to 655,345.08, 983,254.58 and 228,944.12 is: 343,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,345.08 : 983,254.58 = 228,944.12 : x
  2. Step 2: Convert to fraction form
    655,345.08/983,254.58 = 228,944.12/x
  3. Step 3: Cross multiply
    655,345.08x = 983,254.58 × 228,944.12
  4. Step 4: Simplify right side
    655,345.08x = 225,110,354,554.07
  5. Step 5: Solve for x
    x = 225,110,354,554.07/655,345.08
  6. Step 6: Final answer
    x = 343,498.96

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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.