Home / 631,266.81-946,903.83-210,541.47

Finding the Fourth Proportional to 631,266.81, 946,903.83 and 210,541.47

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Solution

The fourth proportional to 631,266.81, 946,903.83 and 210,541.47 is: 315,813.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,266.81 : 946,903.83 = 210,541.47 : x
  2. Step 2: Convert to fraction form
    631,266.81/946,903.83 = 210,541.47/x
  3. Step 3: Cross multiply
    631,266.81x = 946,903.83 × 210,541.47
  4. Step 4: Simplify right side
    631,266.81x = 199,362,524,316.83
  5. Step 5: Solve for x
    x = 199,362,524,316.83/631,266.81
  6. Step 6: Final answer
    x = 315,813.41

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Similar ratio
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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.