Home / 779,447.03-1,075,615.92-435,273.37

Finding the Fourth Proportional to 779,447.03, 1,075,615.92 and 435,273.37

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Solution

The fourth proportional to 779,447.03, 1,075,615.92 and 435,273.37 is: 600,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,447.03 : 1,075,615.92 = 435,273.37 : x
  2. Step 2: Convert to fraction form
    779,447.03/1,075,615.92 = 435,273.37/x
  3. Step 3: Cross multiply
    779,447.03x = 1,075,615.92 × 435,273.37
  4. Step 4: Simplify right side
    779,447.03x = 468,186,967,272.26
  5. Step 5: Solve for x
    x = 468,186,967,272.26/779,447.03
  6. Step 6: Final answer
    x = 600,665.54

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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.