Home / 883,535.34-1,219,245.28-539,945.89

Finding the Fourth Proportional to 883,535.34, 1,219,245.28 and 539,945.89

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Solution

The fourth proportional to 883,535.34, 1,219,245.28 and 539,945.89 is: 745,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,535.34 : 1,219,245.28 = 539,945.89 : x
  2. Step 2: Convert to fraction form
    883,535.34/1,219,245.28 = 539,945.89/x
  3. Step 3: Cross multiply
    883,535.34x = 1,219,245.28 × 539,945.89
  4. Step 4: Simplify right side
    883,535.34x = 658,326,477,837.90
  5. Step 5: Solve for x
    x = 658,326,477,837.90/883,535.34
  6. Step 6: Final answer
    x = 745,104.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.