Home / 858,035.94-1,184,086.32-470,857.77

Finding the Fourth Proportional to 858,035.94, 1,184,086.32 and 470,857.77

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Solution

The fourth proportional to 858,035.94, 1,184,086.32 and 470,857.77 is: 649,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,035.94 : 1,184,086.32 = 470,857.77 : x
  2. Step 2: Convert to fraction form
    858,035.94/1,184,086.32 = 470,857.77/x
  3. Step 3: Cross multiply
    858,035.94x = 1,184,086.32 × 470,857.77
  4. Step 4: Simplify right side
    858,035.94x = 557,536,244,122.71
  5. Step 5: Solve for x
    x = 557,536,244,122.71/858,035.94
  6. Step 6: Final answer
    x = 649,781.92

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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.