Home / 774,745.90-1,162,075.08-242,204.10

Finding the Fourth Proportional to 774,745.90, 1,162,075.08 and 242,204.10

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Solution

The fourth proportional to 774,745.90, 1,162,075.08 and 242,204.10 is: 363,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,745.90 : 1,162,075.08 = 242,204.10 : x
  2. Step 2: Convert to fraction form
    774,745.90/1,162,075.08 = 242,204.10/x
  3. Step 3: Cross multiply
    774,745.90x = 1,162,075.08 × 242,204.10
  4. Step 4: Simplify right side
    774,745.90x = 281,459,348,883.83
  5. Step 5: Solve for x
    x = 281,459,348,883.83/774,745.90
  6. Step 6: Final answer
    x = 363,292.47

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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.