Home / 589,911.42-814,146.86-335,300.88

Finding the Fourth Proportional to 589,911.42, 814,146.86 and 335,300.88

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Solution

The fourth proportional to 589,911.42, 814,146.86 and 335,300.88 is: 462,754.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,911.42 : 814,146.86 = 335,300.88 : x
  2. Step 2: Convert to fraction form
    589,911.42/814,146.86 = 335,300.88/x
  3. Step 3: Cross multiply
    589,911.42x = 814,146.86 × 335,300.88
  4. Step 4: Simplify right side
    589,911.42x = 272,984,158,607.24
  5. Step 5: Solve for x
    x = 272,984,158,607.24/589,911.42
  6. Step 6: Final answer
    x = 462,754.49

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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.