Home / 420,795.42-631,206.09-184,016.22

Finding the Fourth Proportional to 420,795.42, 631,206.09 and 184,016.22

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Solution

The fourth proportional to 420,795.42, 631,206.09 and 184,016.22 is: 276,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,795.42 : 631,206.09 = 184,016.22 : x
  2. Step 2: Convert to fraction form
    420,795.42/631,206.09 = 184,016.22/x
  3. Step 3: Cross multiply
    420,795.42x = 631,206.09 × 184,016.22
  4. Step 4: Simplify right side
    420,795.42x = 116,152,158,722.78
  5. Step 5: Solve for x
    x = 116,152,158,722.78/420,795.42
  6. Step 6: Final answer
    x = 276,030.00

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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.