Home / 933,831.24-1,288,692.42-531,423.24

Finding the Fourth Proportional to 933,831.24, 1,288,692.42 and 531,423.24

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Solution

The fourth proportional to 933,831.24, 1,288,692.42 and 531,423.24 is: 733,367.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,831.24 : 1,288,692.42 = 531,423.24 : x
  2. Step 2: Convert to fraction form
    933,831.24/1,288,692.42 = 531,423.24/x
  3. Step 3: Cross multiply
    933,831.24x = 1,288,692.42 × 531,423.24
  4. Step 4: Simplify right side
    933,831.24x = 684,841,101,199.84
  5. Step 5: Solve for x
    x = 684,841,101,199.84/933,831.24
  6. Step 6: Final answer
    x = 733,367.09

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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.