Home / 470,440.02-649,160.39-266,450.23

Finding the Fourth Proportional to 470,440.02, 649,160.39 and 266,450.23

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Solution

The fourth proportional to 470,440.02, 649,160.39 and 266,450.23 is: 367,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,440.02 : 649,160.39 = 266,450.23 : x
  2. Step 2: Convert to fraction form
    470,440.02/649,160.39 = 266,450.23/x
  3. Step 3: Cross multiply
    470,440.02x = 649,160.39 × 266,450.23
  4. Step 4: Simplify right side
    470,440.02x = 172,968,935,222.39
  5. Step 5: Solve for x
    x = 172,968,935,222.39/470,440.02
  6. Step 6: Final answer
    x = 367,674.79

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1.5x scale

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.