Home / 1,075,508.84-1,613,307.77-317,350.30

Finding the Fourth Proportional to 1,075,508.84, 1,613,307.77 and 317,350.30

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Solution

The fourth proportional to 1,075,508.84, 1,613,307.77 and 317,350.30 is: 476,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,508.84 : 1,613,307.77 = 317,350.30 : x
  2. Step 2: Convert to fraction form
    1,075,508.84/1,613,307.77 = 317,350.30/x
  3. Step 3: Cross multiply
    1,075,508.84x = 1,613,307.77 × 317,350.30
  4. Step 4: Simplify right side
    1,075,508.84x = 511,983,696,735.29
  5. Step 5: Solve for x
    x = 511,983,696,735.29/1,075,508.84
  6. Step 6: Final answer
    x = 476,038.58

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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.