Home / 470,827.89-649,747.98-255,963.24

Finding the Fourth Proportional to 470,827.89, 649,747.98 and 255,963.24

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Solution

The fourth proportional to 470,827.89, 649,747.98 and 255,963.24 is: 353,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,827.89 : 649,747.98 = 255,963.24 : x
  2. Step 2: Convert to fraction form
    470,827.89/649,747.98 = 255,963.24/x
  3. Step 3: Cross multiply
    470,827.89x = 649,747.98 × 255,963.24
  4. Step 4: Simplify right side
    470,827.89x = 166,311,598,144.26
  5. Step 5: Solve for x
    x = 166,311,598,144.26/470,827.89
  6. Step 6: Final answer
    x = 353,232.26

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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.