Home / 1,194,690.80-1,648,673.28-658,146.80

Finding the Fourth Proportional to 1,194,690.80, 1,648,673.28 and 658,146.80

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Solution

The fourth proportional to 1,194,690.80, 1,648,673.28 and 658,146.80 is: 908,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,690.80 : 1,648,673.28 = 658,146.80 : x
  2. Step 2: Convert to fraction form
    1,194,690.80/1,648,673.28 = 658,146.80/x
  3. Step 3: Cross multiply
    1,194,690.80x = 1,648,673.28 × 658,146.80
  4. Step 4: Simplify right side
    1,194,690.80x = 1,085,069,043,477.50
  5. Step 5: Solve for x
    x = 1,085,069,043,477.50/1,194,690.80
  6. Step 6: Final answer
    x = 908,242.57

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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.