Home / 858,021.38-1,184,069.64-476,047.25

Finding the Fourth Proportional to 858,021.38, 1,184,069.64 and 476,047.25

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Solution

The fourth proportional to 858,021.38, 1,184,069.64 and 476,047.25 is: 656,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,021.38 : 1,184,069.64 = 476,047.25 : x
  2. Step 2: Convert to fraction form
    858,021.38/1,184,069.64 = 476,047.25/x
  3. Step 3: Cross multiply
    858,021.38x = 1,184,069.64 × 476,047.25
  4. Step 4: Simplify right side
    858,021.38x = 563,673,090,010.14
  5. Step 5: Solve for x
    x = 563,673,090,010.14/858,021.38
  6. Step 6: Final answer
    x = 656,945.28

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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.