Home / 427,119.68-589,409.28-245,859.52

Finding the Fourth Proportional to 427,119.68, 589,409.28 and 245,859.52

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Solution

The fourth proportional to 427,119.68, 589,409.28 and 245,859.52 is: 339,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,119.68 : 589,409.28 = 245,859.52 : x
  2. Step 2: Convert to fraction form
    427,119.68/589,409.28 = 245,859.52/x
  3. Step 3: Cross multiply
    427,119.68x = 589,409.28 × 245,859.52
  4. Step 4: Simplify right side
    427,119.68x = 144,911,882,664.35
  5. Step 5: Solve for x
    x = 144,911,882,664.35/427,119.68
  6. Step 6: Final answer
    x = 339,277.00

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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.