Home / 903,063.60-1,246,213.55-495,168.86

Finding the Fourth Proportional to 903,063.60, 1,246,213.55 and 495,168.86

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Solution

The fourth proportional to 903,063.60, 1,246,213.55 and 495,168.86 is: 683,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,063.60 : 1,246,213.55 = 495,168.86 : x
  2. Step 2: Convert to fraction form
    903,063.60/1,246,213.55 = 495,168.86/x
  3. Step 3: Cross multiply
    903,063.60x = 1,246,213.55 × 495,168.86
  4. Step 4: Simplify right side
    903,063.60x = 617,086,147,223.51
  5. Step 5: Solve for x
    x = 617,086,147,223.51/903,063.60
  6. Step 6: Final answer
    x = 683,325.24

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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.