Home / 470,710.23-649,584.73-255,850.16

Finding the Fourth Proportional to 470,710.23, 649,584.73 and 255,850.16

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Solution

The fourth proportional to 470,710.23, 649,584.73 and 255,850.16 is: 353,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,710.23 : 649,584.73 = 255,850.16 : x
  2. Step 2: Convert to fraction form
    470,710.23/649,584.73 = 255,850.16/x
  3. Step 3: Cross multiply
    470,710.23x = 649,584.73 × 255,850.16
  4. Step 4: Simplify right side
    470,710.23x = 166,196,357,104.06
  5. Step 5: Solve for x
    x = 166,196,357,104.06/470,710.23
  6. Step 6: Final answer
    x = 353,075.73

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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.