Home / 846,940.41-1,168,779.77-464,991.80

Finding the Fourth Proportional to 846,940.41, 1,168,779.77 and 464,991.80

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Solution

The fourth proportional to 846,940.41, 1,168,779.77 and 464,991.80 is: 641,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,940.41 : 1,168,779.77 = 464,991.80 : x
  2. Step 2: Convert to fraction form
    846,940.41/1,168,779.77 = 464,991.80/x
  3. Step 3: Cross multiply
    846,940.41x = 1,168,779.77 × 464,991.80
  4. Step 4: Simplify right side
    846,940.41x = 543,473,000,887.03
  5. Step 5: Solve for x
    x = 543,473,000,887.03/846,940.41
  6. Step 6: Final answer
    x = 641,689.77

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1.5x scale

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.