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Finding the Fourth Proportional to 470,767.65, 649,670.54 and 266,839.35

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Solution

The fourth proportional to 470,767.65, 649,670.54 and 266,839.35 is: 368,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,767.65 : 649,670.54 = 266,839.35 : x
  2. Step 2: Convert to fraction form
    470,767.65/649,670.54 = 266,839.35/x
  3. Step 3: Cross multiply
    470,767.65x = 649,670.54 × 266,839.35
  4. Step 4: Simplify right side
    470,767.65x = 173,357,663,273.55
  5. Step 5: Solve for x
    x = 173,357,663,273.55/470,767.65
  6. Step 6: Final answer
    x = 368,244.64

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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.