Home / 299,280.63-448,821.35-96,828.65

Finding the Fourth Proportional to 299,280.63, 448,821.35 and 96,828.65

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Solution

The fourth proportional to 299,280.63, 448,821.35 and 96,828.65 is: 145,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,280.63 : 448,821.35 = 96,828.65 : x
  2. Step 2: Convert to fraction form
    299,280.63/448,821.35 = 96,828.65/x
  3. Step 3: Cross multiply
    299,280.63x = 448,821.35 × 96,828.65
  4. Step 4: Simplify right side
    299,280.63x = 43,458,762,683.43
  5. Step 5: Solve for x
    x = 43,458,762,683.43/299,280.63
  6. Step 6: Final answer
    x = 145,210.74

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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.