Home / 692,403.66-1,038,501.54-219,027.50

Finding the Fourth Proportional to 692,403.66, 1,038,501.54 and 219,027.50

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Solution

The fourth proportional to 692,403.66, 1,038,501.54 and 219,027.50 is: 328,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,403.66 : 1,038,501.54 = 219,027.50 : x
  2. Step 2: Convert to fraction form
    692,403.66/1,038,501.54 = 219,027.50/x
  3. Step 3: Cross multiply
    692,403.66x = 1,038,501.54 × 219,027.50
  4. Step 4: Simplify right side
    692,403.66x = 227,460,396,052.35
  5. Step 5: Solve for x
    x = 227,460,396,052.35/692,403.66
  6. Step 6: Final answer
    x = 328,508.37

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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.