Home / 714,515.65-1,070,372.15-414,365.64

Finding the Fourth Proportional to 714,515.65, 1,070,372.15 and 414,365.64

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Solution

The fourth proportional to 714,515.65, 1,070,372.15 and 414,365.64 is: 620,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,515.65 : 1,070,372.15 = 414,365.64 : x
  2. Step 2: Convert to fraction form
    714,515.65/1,070,372.15 = 414,365.64/x
  3. Step 3: Cross multiply
    714,515.65x = 1,070,372.15 × 414,365.64
  4. Step 4: Simplify right side
    714,515.65x = 443,525,441,296.51
  5. Step 5: Solve for x
    x = 443,525,441,296.51/714,515.65
  6. Step 6: Final answer
    x = 620,735.80

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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.