Home / 737,728.83-1,018,036.35-415,452.51

Finding the Fourth Proportional to 737,728.83, 1,018,036.35 and 415,452.51

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Solution

The fourth proportional to 737,728.83, 1,018,036.35 and 415,452.51 is: 573,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,728.83 : 1,018,036.35 = 415,452.51 : x
  2. Step 2: Convert to fraction form
    737,728.83/1,018,036.35 = 415,452.51/x
  3. Step 3: Cross multiply
    737,728.83x = 1,018,036.35 × 415,452.51
  4. Step 4: Simplify right side
    737,728.83x = 422,945,756,878.74
  5. Step 5: Solve for x
    x = 422,945,756,878.74/737,728.83
  6. Step 6: Final answer
    x = 573,307.89

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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.