Home / 658,210.09-987,315.27-237,485.83

Finding the Fourth Proportional to 658,210.09, 987,315.27 and 237,485.83

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Solution

The fourth proportional to 658,210.09, 987,315.27 and 237,485.83 is: 356,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,210.09 : 987,315.27 = 237,485.83 : x
  2. Step 2: Convert to fraction form
    658,210.09/987,315.27 = 237,485.83/x
  3. Step 3: Cross multiply
    658,210.09x = 987,315.27 × 237,485.83
  4. Step 4: Simplify right side
    658,210.09x = 234,473,386,367.62
  5. Step 5: Solve for x
    x = 234,473,386,367.62/658,210.09
  6. Step 6: Final answer
    x = 356,228.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.