Home / 943,075.56-1,301,614.12-555,868.38

Finding the Fourth Proportional to 943,075.56, 1,301,614.12 and 555,868.38

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Solution

The fourth proportional to 943,075.56, 1,301,614.12 and 555,868.38 is: 767,198.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,075.56 : 1,301,614.12 = 555,868.38 : x
  2. Step 2: Convert to fraction form
    943,075.56/1,301,614.12 = 555,868.38/x
  3. Step 3: Cross multiply
    943,075.56x = 1,301,614.12 × 555,868.38
  4. Step 4: Simplify right side
    943,075.56x = 723,526,127,625.82
  5. Step 5: Solve for x
    x = 723,526,127,625.82/943,075.56
  6. Step 6: Final answer
    x = 767,198.47

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1.5x scale

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.