Home / 1,075,082.25-1,612,587.60-316,936.29

Finding the Fourth Proportional to 1,075,082.25, 1,612,587.60 and 316,936.29

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Solution

The fourth proportional to 1,075,082.25, 1,612,587.60 and 316,936.29 is: 475,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,082.25 : 1,612,587.60 = 316,936.29 : x
  2. Step 2: Convert to fraction form
    1,075,082.25/1,612,587.60 = 316,936.29/x
  3. Step 3: Cross multiply
    1,075,082.25x = 1,612,587.60 × 316,936.29
  4. Step 4: Simplify right side
    1,075,082.25x = 511,087,531,244.00
  5. Step 5: Solve for x
    x = 511,087,531,244.00/1,075,082.25
  6. Step 6: Final answer
    x = 475,393.89

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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.