Home / 716,729.81-1,075,759.02-361,992.95

Finding the Fourth Proportional to 716,729.81, 1,075,759.02 and 361,992.95

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Solution

The fourth proportional to 716,729.81, 1,075,759.02 and 361,992.95 is: 543,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,729.81 : 1,075,759.02 = 361,992.95 : x
  2. Step 2: Convert to fraction form
    716,729.81/1,075,759.02 = 361,992.95/x
  3. Step 3: Cross multiply
    716,729.81x = 1,075,759.02 × 361,992.95
  4. Step 4: Simplify right side
    716,729.81x = 389,417,173,950.15
  5. Step 5: Solve for x
    x = 389,417,173,950.15/716,729.81
  6. Step 6: Final answer
    x = 543,324.93

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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.