Home / 470,350.51-649,084.94-255,488.83

Finding the Fourth Proportional to 470,350.51, 649,084.94 and 255,488.83

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Solution

The fourth proportional to 470,350.51, 649,084.94 and 255,488.83 is: 352,575.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,350.51 : 649,084.94 = 255,488.83 : x
  2. Step 2: Convert to fraction form
    470,350.51/649,084.94 = 255,488.83/x
  3. Step 3: Cross multiply
    470,350.51x = 649,084.94 × 255,488.83
  4. Step 4: Simplify right side
    470,350.51x = 165,833,951,891.22
  5. Step 5: Solve for x
    x = 165,833,951,891.22/470,350.51
  6. Step 6: Final answer
    x = 352,575.26

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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.