Home / 903,414.22-1,246,703.13-495,507.70

Finding the Fourth Proportional to 903,414.22, 1,246,703.13 and 495,507.70

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Solution

The fourth proportional to 903,414.22, 1,246,703.13 and 495,507.70 is: 683,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,414.22 : 1,246,703.13 = 495,507.70 : x
  2. Step 2: Convert to fraction form
    903,414.22/1,246,703.13 = 495,507.70/x
  3. Step 3: Cross multiply
    903,414.22x = 1,246,703.13 × 495,507.70
  4. Step 4: Simplify right side
    903,414.22x = 617,751,000,529.10
  5. Step 5: Solve for x
    x = 617,751,000,529.10/903,414.22
  6. Step 6: Final answer
    x = 683,795.97

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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.