Home / 994,684.16-1,492,317.34-320,751.81

Finding the Fourth Proportional to 994,684.16, 1,492,317.34 and 320,751.81

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Solution

The fourth proportional to 994,684.16, 1,492,317.34 and 320,751.81 is: 481,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,684.16 : 1,492,317.34 = 320,751.81 : x
  2. Step 2: Convert to fraction form
    994,684.16/1,492,317.34 = 320,751.81/x
  3. Step 3: Cross multiply
    994,684.16x = 1,492,317.34 × 320,751.81
  4. Step 4: Simplify right side
    994,684.16x = 478,663,487,097.51
  5. Step 5: Solve for x
    x = 478,663,487,097.51/994,684.16
  6. Step 6: Final answer
    x = 481,221.58

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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.