Home / 732,558.27-1,010,747.79-422,555.63

Finding the Fourth Proportional to 732,558.27, 1,010,747.79 and 422,555.63

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Solution

The fourth proportional to 732,558.27, 1,010,747.79 and 422,555.63 is: 583,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,558.27 : 1,010,747.79 = 422,555.63 : x
  2. Step 2: Convert to fraction form
    732,558.27/1,010,747.79 = 422,555.63/x
  3. Step 3: Cross multiply
    732,558.27x = 1,010,747.79 × 422,555.63
  4. Step 4: Simplify right side
    732,558.27x = 427,097,164,120.82
  5. Step 5: Solve for x
    x = 427,097,164,120.82/732,558.27
  6. Step 6: Final answer
    x = 583,021.42

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Double scale
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1.5x scale

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.