Home / 716,859.03-1,075,263.47-211,427.83

Finding the Fourth Proportional to 716,859.03, 1,075,263.47 and 211,427.83

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Solution

The fourth proportional to 716,859.03, 1,075,263.47 and 211,427.83 is: 317,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,859.03 : 1,075,263.47 = 211,427.83 : x
  2. Step 2: Convert to fraction form
    716,859.03/1,075,263.47 = 211,427.83/x
  3. Step 3: Cross multiply
    716,859.03x = 1,075,263.47 × 211,427.83
  4. Step 4: Simplify right side
    716,859.03x = 227,340,622,140.37
  5. Step 5: Solve for x
    x = 227,340,622,140.37/716,859.03
  6. Step 6: Final answer
    x = 317,134.35

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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.