Home / 1,075,916.40-1,613,497.41-317,555.52

Finding the Fourth Proportional to 1,075,916.40, 1,613,497.41 and 317,555.52

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Solution

The fourth proportional to 1,075,916.40, 1,613,497.41 and 317,555.52 is: 476,221.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,916.40 : 1,613,497.41 = 317,555.52 : x
  2. Step 2: Convert to fraction form
    1,075,916.40/1,613,497.41 = 317,555.52/x
  3. Step 3: Cross multiply
    1,075,916.40x = 1,613,497.41 × 317,555.52
  4. Step 4: Simplify right side
    1,075,916.40x = 512,375,009,051.20
  5. Step 5: Solve for x
    x = 512,375,009,051.20/1,075,916.40
  6. Step 6: Final answer
    x = 476,221.95

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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.