Home / 436,015.45-601,670.06-239,795.74

Finding the Fourth Proportional to 436,015.45, 601,670.06 and 239,795.74

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Solution

The fourth proportional to 436,015.45, 601,670.06 and 239,795.74 is: 330,900.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,015.45 : 601,670.06 = 239,795.74 : x
  2. Step 2: Convert to fraction form
    436,015.45/601,670.06 = 239,795.74/x
  3. Step 3: Cross multiply
    436,015.45x = 601,670.06 × 239,795.74
  4. Step 4: Simplify right side
    436,015.45x = 144,277,919,074.74
  5. Step 5: Solve for x
    x = 144,277,919,074.74/436,015.45
  6. Step 6: Final answer
    x = 330,900.93

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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.