Home / 730,562.82-1,095,581.48-427,060.68

Finding the Fourth Proportional to 730,562.82, 1,095,581.48 and 427,060.68

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Solution

The fourth proportional to 730,562.82, 1,095,581.48 and 427,060.68 is: 640,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,562.82 : 1,095,581.48 = 427,060.68 : x
  2. Step 2: Convert to fraction form
    730,562.82/1,095,581.48 = 427,060.68/x
  3. Step 3: Cross multiply
    730,562.82x = 1,095,581.48 × 427,060.68
  4. Step 4: Simplify right side
    730,562.82x = 467,879,769,708.90
  5. Step 5: Solve for x
    x = 467,879,769,708.90/730,562.82
  6. Step 6: Final answer
    x = 640,437.42

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1.5x scale

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.