Home / 771,069.48-1,064,075.73-431,537.73

Finding the Fourth Proportional to 771,069.48, 1,064,075.73 and 431,537.73

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Solution

The fourth proportional to 771,069.48, 1,064,075.73 and 431,537.73 is: 595,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,069.48 : 1,064,075.73 = 431,537.73 : x
  2. Step 2: Convert to fraction form
    771,069.48/1,064,075.73 = 431,537.73/x
  3. Step 3: Cross multiply
    771,069.48x = 1,064,075.73 × 431,537.73
  4. Step 4: Simplify right side
    771,069.48x = 459,188,825,072.29
  5. Step 5: Solve for x
    x = 459,188,825,072.29/771,069.48
  6. Step 6: Final answer
    x = 595,521.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.