Home / 340,822.35-470,369.84-204,900.57

Finding the Fourth Proportional to 340,822.35, 470,369.84 and 204,900.57

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Solution

The fourth proportional to 340,822.35, 470,369.84 and 204,900.57 is: 282,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,822.35 : 470,369.84 = 204,900.57 : x
  2. Step 2: Convert to fraction form
    340,822.35/470,369.84 = 204,900.57/x
  3. Step 3: Cross multiply
    340,822.35x = 470,369.84 × 204,900.57
  4. Step 4: Simplify right side
    340,822.35x = 96,379,047,302.31
  5. Step 5: Solve for x
    x = 96,379,047,302.31/340,822.35
  6. Step 6: Final answer
    x = 282,783.82

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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.