Home / 631,142.35-946,846.54-204,644.93

Finding the Fourth Proportional to 631,142.35, 946,846.54 and 204,644.93

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Solution

The fourth proportional to 631,142.35, 946,846.54 and 204,644.93 is: 307,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,142.35 : 946,846.54 = 204,644.93 : x
  2. Step 2: Convert to fraction form
    631,142.35/946,846.54 = 204,644.93/x
  3. Step 3: Cross multiply
    631,142.35x = 946,846.54 × 204,644.93
  4. Step 4: Simplify right side
    631,142.35x = 193,767,343,899.04
  5. Step 5: Solve for x
    x = 193,767,343,899.04/631,142.35
  6. Step 6: Final answer
    x = 307,010.52

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1.5x scale

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.