Home / 903,240.92-1,246,474.22-495,345.63

Finding the Fourth Proportional to 903,240.92, 1,246,474.22 and 495,345.63

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Solution

The fourth proportional to 903,240.92, 1,246,474.22 and 495,345.63 is: 683,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,240.92 : 1,246,474.22 = 495,345.63 : x
  2. Step 2: Convert to fraction form
    903,240.92/1,246,474.22 = 495,345.63/x
  3. Step 3: Cross multiply
    903,240.92x = 1,246,474.22 × 495,345.63
  4. Step 4: Simplify right side
    903,240.92x = 617,435,555,757.11
  5. Step 5: Solve for x
    x = 617,435,555,757.11/903,240.92
  6. Step 6: Final answer
    x = 683,577.93

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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.