Home / 977,831.82-1,467,169.08-528,868.80

Finding the Fourth Proportional to 977,831.82, 1,467,169.08 and 528,868.80

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Solution

The fourth proportional to 977,831.82, 1,467,169.08 and 528,868.80 is: 793,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,831.82 : 1,467,169.08 = 528,868.80 : x
  2. Step 2: Convert to fraction form
    977,831.82/1,467,169.08 = 528,868.80/x
  3. Step 3: Cross multiply
    977,831.82x = 1,467,169.08 × 528,868.80
  4. Step 4: Simplify right side
    977,831.82x = 775,939,950,736.70
  5. Step 5: Solve for x
    x = 775,939,950,736.70/977,831.82
  6. Step 6: Final answer
    x = 793,531.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.