Home / 589,966.64-814,148.05-328,317.52

Finding the Fourth Proportional to 589,966.64, 814,148.05 and 328,317.52

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Solution

The fourth proportional to 589,966.64, 814,148.05 and 328,317.52 is: 453,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,966.64 : 814,148.05 = 328,317.52 : x
  2. Step 2: Convert to fraction form
    589,966.64/814,148.05 = 328,317.52/x
  3. Step 3: Cross multiply
    589,966.64x = 814,148.05 × 328,317.52
  4. Step 4: Simplify right side
    589,966.64x = 267,299,072,596.08
  5. Step 5: Solve for x
    x = 267,299,072,596.08/589,966.64
  6. Step 6: Final answer
    x = 453,074.89

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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.