Home / 755,315.33-1,040,349.58-580,551.32

Finding the Fourth Proportional to 755,315.33, 1,040,349.58 and 580,551.32

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Solution

The fourth proportional to 755,315.33, 1,040,349.58 and 580,551.32 is: 799,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,315.33 : 1,040,349.58 = 580,551.32 : x
  2. Step 2: Convert to fraction form
    755,315.33/1,040,349.58 = 580,551.32/x
  3. Step 3: Cross multiply
    755,315.33x = 1,040,349.58 × 580,551.32
  4. Step 4: Simplify right side
    755,315.33x = 603,976,323,079.94
  5. Step 5: Solve for x
    x = 603,976,323,079.94/755,315.33
  6. Step 6: Final answer
    x = 799,634.67

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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.