Home / 535,971.76-739,642.32-294,269.91

Finding the Fourth Proportional to 535,971.76, 739,642.32 and 294,269.91

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Solution

The fourth proportional to 535,971.76, 739,642.32 and 294,269.91 is: 406,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,971.76 : 739,642.32 = 294,269.91 : x
  2. Step 2: Convert to fraction form
    535,971.76/739,642.32 = 294,269.91/x
  3. Step 3: Cross multiply
    535,971.76x = 739,642.32 × 294,269.91
  4. Step 4: Simplify right side
    535,971.76x = 217,654,478,938.59
  5. Step 5: Solve for x
    x = 217,654,478,938.59/535,971.76
  6. Step 6: Final answer
    x = 406,093.18

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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.