Home / 810,075.25-1,117,903.85-452,379.25

Finding the Fourth Proportional to 810,075.25, 1,117,903.85 and 452,379.25

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Solution

The fourth proportional to 810,075.25, 1,117,903.85 and 452,379.25 is: 624,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,075.25 : 1,117,903.85 = 452,379.25 : x
  2. Step 2: Convert to fraction form
    810,075.25/1,117,903.85 = 452,379.25/x
  3. Step 3: Cross multiply
    810,075.25x = 1,117,903.85 × 452,379.25
  4. Step 4: Simplify right side
    810,075.25x = 505,716,505,235.11
  5. Step 5: Solve for x
    x = 505,716,505,235.11/810,075.25
  6. Step 6: Final answer
    x = 624,283.37

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Double scale
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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.