Home / 1,075,813.42-1,613,451.21-317,504.38

Finding the Fourth Proportional to 1,075,813.42, 1,613,451.21 and 317,504.38

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Solution

The fourth proportional to 1,075,813.42, 1,613,451.21 and 317,504.38 is: 476,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,813.42 : 1,613,451.21 = 317,504.38 : x
  2. Step 2: Convert to fraction form
    1,075,813.42/1,613,451.21 = 317,504.38/x
  3. Step 3: Cross multiply
    1,075,813.42x = 1,613,451.21 × 317,504.38
  4. Step 4: Simplify right side
    1,075,813.42x = 512,277,826,091.30
  5. Step 5: Solve for x
    x = 512,277,826,091.30/1,075,813.42
  6. Step 6: Final answer
    x = 476,177.20

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Double scale
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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.