Home / 426,927.27-589,143.21-245,697.42

Finding the Fourth Proportional to 426,927.27, 589,143.21 and 245,697.42

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Solution

The fourth proportional to 426,927.27, 589,143.21 and 245,697.42 is: 339,052.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,927.27 : 589,143.21 = 245,697.42 : x
  2. Step 2: Convert to fraction form
    426,927.27/589,143.21 = 245,697.42/x
  3. Step 3: Cross multiply
    426,927.27x = 589,143.21 × 245,697.42
  4. Step 4: Simplify right side
    426,927.27x = 144,750,966,707.52
  5. Step 5: Solve for x
    x = 144,750,966,707.52/426,927.27
  6. Step 6: Final answer
    x = 339,052.99

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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.