Home / 802,360.38-1,107,370.74-496,535.25

Finding the Fourth Proportional to 802,360.38, 1,107,370.74 and 496,535.25

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Solution

The fourth proportional to 802,360.38, 1,107,370.74 and 496,535.25 is: 685,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,360.38 : 1,107,370.74 = 496,535.25 : x
  2. Step 2: Convert to fraction form
    802,360.38/1,107,370.74 = 496,535.25/x
  3. Step 3: Cross multiply
    802,360.38x = 1,107,370.74 × 496,535.25
  4. Step 4: Simplify right side
    802,360.38x = 549,848,607,228.59
  5. Step 5: Solve for x
    x = 549,848,607,228.59/802,360.38
  6. Step 6: Final answer
    x = 685,288.83

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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.