Home / 1,075,916.53-1,613,497.60-317,555.65

Finding the Fourth Proportional to 1,075,916.53, 1,613,497.60 and 317,555.65

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Solution

The fourth proportional to 1,075,916.53, 1,613,497.60 and 317,555.65 is: 476,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,916.53 : 1,613,497.60 = 317,555.65 : x
  2. Step 2: Convert to fraction form
    1,075,916.53/1,613,497.60 = 317,555.65/x
  3. Step 3: Cross multiply
    1,075,916.53x = 1,613,497.60 × 317,555.65
  4. Step 4: Simplify right side
    1,075,916.53x = 512,375,269,486.17
  5. Step 5: Solve for x
    x = 512,375,269,486.17/1,075,916.53
  6. Step 6: Final answer
    x = 476,222.14

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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.