Home / 470,977.53-649,929.18-267,042.21

Finding the Fourth Proportional to 470,977.53, 649,929.18 and 267,042.21

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Solution

The fourth proportional to 470,977.53, 649,929.18 and 267,042.21 is: 368,507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,977.53 : 649,929.18 = 267,042.21 : x
  2. Step 2: Convert to fraction form
    470,977.53/649,929.18 = 267,042.21/x
  3. Step 3: Cross multiply
    470,977.53x = 649,929.18 × 267,042.21
  4. Step 4: Simplify right side
    470,977.53x = 173,558,524,570.69
  5. Step 5: Solve for x
    x = 173,558,524,570.69/470,977.53
  6. Step 6: Final answer
    x = 368,507.02

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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.