Home / 669,537.08-1,004,360.29-314,357.34

Finding the Fourth Proportional to 669,537.08, 1,004,360.29 and 314,357.34

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Solution

The fourth proportional to 669,537.08, 1,004,360.29 and 314,357.34 is: 471,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,537.08 : 1,004,360.29 = 314,357.34 : x
  2. Step 2: Convert to fraction form
    669,537.08/1,004,360.29 = 314,357.34/x
  3. Step 3: Cross multiply
    669,537.08x = 1,004,360.29 × 314,357.34
  4. Step 4: Simplify right side
    669,537.08x = 315,728,029,166.03
  5. Step 5: Solve for x
    x = 315,728,029,166.03/669,537.08
  6. Step 6: Final answer
    x = 471,561.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.