Home / 470,544.14-649,354.80-255,684.20

Finding the Fourth Proportional to 470,544.14, 649,354.80 and 255,684.20

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Solution

The fourth proportional to 470,544.14, 649,354.80 and 255,684.20 is: 352,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,544.14 : 649,354.80 = 255,684.20 : x
  2. Step 2: Convert to fraction form
    470,544.14/649,354.80 = 255,684.20/x
  3. Step 3: Cross multiply
    470,544.14x = 649,354.80 × 255,684.20
  4. Step 4: Simplify right side
    470,544.14x = 166,029,762,554.16
  5. Step 5: Solve for x
    x = 166,029,762,554.16/470,544.14
  6. Step 6: Final answer
    x = 352,846.31

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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.