Home / 735,453.44-1,015,313.28-495,000.32

Finding the Fourth Proportional to 735,453.44, 1,015,313.28 and 495,000.32

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Solution

The fourth proportional to 735,453.44, 1,015,313.28 and 495,000.32 is: 683,361.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,453.44 : 1,015,313.28 = 495,000.32 : x
  2. Step 2: Convert to fraction form
    735,453.44/1,015,313.28 = 495,000.32/x
  3. Step 3: Cross multiply
    735,453.44x = 1,015,313.28 × 495,000.32
  4. Step 4: Simplify right side
    735,453.44x = 502,580,398,500.25
  5. Step 5: Solve for x
    x = 502,580,398,500.25/735,453.44
  6. Step 6: Final answer
    x = 683,361.27

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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.