Home / 470,893.20-649,828.02-256,033.26

Finding the Fourth Proportional to 470,893.20, 649,828.02 and 256,033.26

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Solution

The fourth proportional to 470,893.20, 649,828.02 and 256,033.26 is: 353,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,893.20 : 649,828.02 = 256,033.26 : x
  2. Step 2: Convert to fraction form
    470,893.20/649,828.02 = 256,033.26/x
  3. Step 3: Cross multiply
    470,893.20x = 649,828.02 × 256,033.26
  4. Step 4: Simplify right side
    470,893.20x = 166,377,586,399.95
  5. Step 5: Solve for x
    x = 166,377,586,399.95/470,893.20
  6. Step 6: Final answer
    x = 353,323.40

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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.