Home / 470,564.30-649,326.02-266,571.52

Finding the Fourth Proportional to 470,564.30, 649,326.02 and 266,571.52

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Solution

The fourth proportional to 470,564.30, 649,326.02 and 266,571.52 is: 367,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,564.30 : 649,326.02 = 266,571.52 : x
  2. Step 2: Convert to fraction form
    470,564.30/649,326.02 = 266,571.52/x
  3. Step 3: Cross multiply
    470,564.30x = 649,326.02 × 266,571.52
  4. Step 4: Simplify right side
    470,564.30x = 173,091,824,126.95
  5. Step 5: Solve for x
    x = 173,091,824,126.95/470,564.30
  6. Step 6: Final answer
    x = 367,838.84

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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.