Home / 679,255.81-1,018,821.23-229,925.32

Finding the Fourth Proportional to 679,255.81, 1,018,821.23 and 229,925.32

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Solution

The fourth proportional to 679,255.81, 1,018,821.23 and 229,925.32 is: 344,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,255.81 : 1,018,821.23 = 229,925.32 : x
  2. Step 2: Convert to fraction form
    679,255.81/1,018,821.23 = 229,925.32/x
  3. Step 3: Cross multiply
    679,255.81x = 1,018,821.23 × 229,925.32
  4. Step 4: Simplify right side
    679,255.81x = 234,252,792,236.44
  5. Step 5: Solve for x
    x = 234,252,792,236.44/679,255.81
  6. Step 6: Final answer
    x = 344,866.82

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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.