Home / 589,040.94-812,828.55-330,903.84

Finding the Fourth Proportional to 589,040.94, 812,828.55 and 330,903.84

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Solution

The fourth proportional to 589,040.94, 812,828.55 and 330,903.84 is: 456,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,040.94 : 812,828.55 = 330,903.84 : x
  2. Step 2: Convert to fraction form
    589,040.94/812,828.55 = 330,903.84/x
  3. Step 3: Cross multiply
    589,040.94x = 812,828.55 × 330,903.84
  4. Step 4: Simplify right side
    589,040.94x = 268,968,088,456.63
  5. Step 5: Solve for x
    x = 268,968,088,456.63/589,040.94
  6. Step 6: Final answer
    x = 456,620.36

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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.