Home / 736,080.10-1,107,072.60-659,316.40

Finding the Fourth Proportional to 736,080.10, 1,107,072.60 and 659,316.40

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Solution

The fourth proportional to 736,080.10, 1,107,072.60 and 659,316.40 is: 991,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,080.10 : 1,107,072.60 = 659,316.40 : x
  2. Step 2: Convert to fraction form
    736,080.10/1,107,072.60 = 659,316.40/x
  3. Step 3: Cross multiply
    736,080.10x = 1,107,072.60 × 659,316.40
  4. Step 4: Simplify right side
    736,080.10x = 729,911,121,170.64
  5. Step 5: Solve for x
    x = 729,911,121,170.64/736,080.10
  6. Step 6: Final answer
    x = 991,619.15

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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.