Home / 1,097,813.80-1,646,720.70-565,157.80

Finding the Fourth Proportional to 1,097,813.80, 1,646,720.70 and 565,157.80

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Solution

The fourth proportional to 1,097,813.80, 1,646,720.70 and 565,157.80 is: 847,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,813.80 : 1,646,720.70 = 565,157.80 : x
  2. Step 2: Convert to fraction form
    1,097,813.80/1,646,720.70 = 565,157.80/x
  3. Step 3: Cross multiply
    1,097,813.80x = 1,646,720.70 × 565,157.80
  4. Step 4: Simplify right side
    1,097,813.80x = 930,657,048,026.46
  5. Step 5: Solve for x
    x = 930,657,048,026.46/1,097,813.80
  6. Step 6: Final answer
    x = 847,736.70

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Double scale
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Similar ratio
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1.5x scale

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.