Home / 637,964.36-880,294.74-362,279.24

Finding the Fourth Proportional to 637,964.36, 880,294.74 and 362,279.24

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Solution

The fourth proportional to 637,964.36, 880,294.74 and 362,279.24 is: 499,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,964.36 : 880,294.74 = 362,279.24 : x
  2. Step 2: Convert to fraction form
    637,964.36/880,294.74 = 362,279.24/x
  3. Step 3: Cross multiply
    637,964.36x = 880,294.74 × 362,279.24
  4. Step 4: Simplify right side
    637,964.36x = 318,912,509,383.20
  5. Step 5: Solve for x
    x = 318,912,509,383.20/637,964.36
  6. Step 6: Final answer
    x = 499,890.79

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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.