Home / 426,815.85-589,017.75-235,841.61

Finding the Fourth Proportional to 426,815.85, 589,017.75 and 235,841.61

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Solution

The fourth proportional to 426,815.85, 589,017.75 and 235,841.61 is: 325,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,815.85 : 589,017.75 = 235,841.61 : x
  2. Step 2: Convert to fraction form
    426,815.85/589,017.75 = 235,841.61/x
  3. Step 3: Cross multiply
    426,815.85x = 589,017.75 × 235,841.61
  4. Step 4: Simplify right side
    426,815.85x = 138,914,894,478.58
  5. Step 5: Solve for x
    x = 138,914,894,478.58/426,815.85
  6. Step 6: Final answer
    x = 325,467.98

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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.