Home / 852,223.80-1,176,040.62-470,250.84

Finding the Fourth Proportional to 852,223.80, 1,176,040.62 and 470,250.84

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Solution

The fourth proportional to 852,223.80, 1,176,040.62 and 470,250.84 is: 648,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,223.80 : 1,176,040.62 = 470,250.84 : x
  2. Step 2: Convert to fraction form
    852,223.80/1,176,040.62 = 470,250.84/x
  3. Step 3: Cross multiply
    852,223.80x = 1,176,040.62 × 470,250.84
  4. Step 4: Simplify right side
    852,223.80x = 553,034,089,429.12
  5. Step 5: Solve for x
    x = 553,034,089,429.12/852,223.80
  6. Step 6: Final answer
    x = 648,930.59

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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.