Home / 727,740.40-1,091,610.60-373,446.40

Finding the Fourth Proportional to 727,740.40, 1,091,610.60 and 373,446.40

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Solution

The fourth proportional to 727,740.40, 1,091,610.60 and 373,446.40 is: 560,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,740.40 : 1,091,610.60 = 373,446.40 : x
  2. Step 2: Convert to fraction form
    727,740.40/1,091,610.60 = 373,446.40/x
  3. Step 3: Cross multiply
    727,740.40x = 1,091,610.60 × 373,446.40
  4. Step 4: Simplify right side
    727,740.40x = 407,658,048,771.84
  5. Step 5: Solve for x
    x = 407,658,048,771.84/727,740.40
  6. Step 6: Final answer
    x = 560,169.60

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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.