Home / 907,986.64-1,361,928.12-347,077.84

Finding the Fourth Proportional to 907,986.64, 1,361,928.12 and 347,077.84

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Solution

The fourth proportional to 907,986.64, 1,361,928.12 and 347,077.84 is: 520,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,986.64 : 1,361,928.12 = 347,077.84 : x
  2. Step 2: Convert to fraction form
    907,986.64/1,361,928.12 = 347,077.84/x
  3. Step 3: Cross multiply
    907,986.64x = 1,361,928.12 × 347,077.84
  4. Step 4: Simplify right side
    907,986.64x = 472,695,070,124.86
  5. Step 5: Solve for x
    x = 472,695,070,124.86/907,986.64
  6. Step 6: Final answer
    x = 520,596.94

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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.