Home / 857,943.24-1,183,922.20-470,750.16

Finding the Fourth Proportional to 857,943.24, 1,183,922.20 and 470,750.16

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Solution

The fourth proportional to 857,943.24, 1,183,922.20 and 470,750.16 is: 649,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,943.24 : 1,183,922.20 = 470,750.16 : x
  2. Step 2: Convert to fraction form
    857,943.24/1,183,922.20 = 470,750.16/x
  3. Step 3: Cross multiply
    857,943.24x = 1,183,922.20 × 470,750.16
  4. Step 4: Simplify right side
    857,943.24x = 557,331,558,792.37
  5. Step 5: Solve for x
    x = 557,331,558,792.37/857,943.24
  6. Step 6: Final answer
    x = 649,613.55

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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.