Home / 994,677.51-1,492,307.40-320,745.26

Finding the Fourth Proportional to 994,677.51, 1,492,307.40 and 320,745.26

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Solution

The fourth proportional to 994,677.51, 1,492,307.40 and 320,745.26 is: 481,211.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,677.51 : 1,492,307.40 = 320,745.26 : x
  2. Step 2: Convert to fraction form
    994,677.51/1,492,307.40 = 320,745.26/x
  3. Step 3: Cross multiply
    994,677.51x = 1,492,307.40 × 320,745.26
  4. Step 4: Simplify right side
    994,677.51x = 478,650,517,551.39
  5. Step 5: Solve for x
    x = 478,650,517,551.39/994,677.51
  6. Step 6: Final answer
    x = 481,211.76

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1.5x scale

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.