Home / 718,075.18-1,077,109.52-185,550.94

Finding the Fourth Proportional to 718,075.18, 1,077,109.52 and 185,550.94

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Solution

The fourth proportional to 718,075.18, 1,077,109.52 and 185,550.94 is: 278,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,075.18 : 1,077,109.52 = 185,550.94 : x
  2. Step 2: Convert to fraction form
    718,075.18/1,077,109.52 = 185,550.94/x
  3. Step 3: Cross multiply
    718,075.18x = 1,077,109.52 × 185,550.94
  4. Step 4: Simplify right side
    718,075.18x = 199,858,683,918.95
  5. Step 5: Solve for x
    x = 199,858,683,918.95/718,075.18
  6. Step 6: Final answer
    x = 278,325.57

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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.