Home / 735,352.56-1,015,174.08-494,899.20

Finding the Fourth Proportional to 735,352.56, 1,015,174.08 and 494,899.20

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Solution

The fourth proportional to 735,352.56, 1,015,174.08 and 494,899.20 is: 683,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,352.56 : 1,015,174.08 = 494,899.20 : x
  2. Step 2: Convert to fraction form
    735,352.56/1,015,174.08 = 494,899.20/x
  3. Step 3: Cross multiply
    735,352.56x = 1,015,174.08 × 494,899.20
  4. Step 4: Simplify right side
    735,352.56x = 502,408,840,052.74
  5. Step 5: Solve for x
    x = 502,408,840,052.74/735,352.56
  6. Step 6: Final answer
    x = 683,221.72

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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.