Home / 903,137.90-1,245,308.77-576,013.46

Finding the Fourth Proportional to 903,137.90, 1,245,308.77 and 576,013.46

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Solution

The fourth proportional to 903,137.90, 1,245,308.77 and 576,013.46 is: 794,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,137.90 : 1,245,308.77 = 576,013.46 : x
  2. Step 2: Convert to fraction form
    903,137.90/1,245,308.77 = 576,013.46/x
  3. Step 3: Cross multiply
    903,137.90x = 1,245,308.77 × 576,013.46
  4. Step 4: Simplify right side
    903,137.90x = 717,314,616,494.42
  5. Step 5: Solve for x
    x = 717,314,616,494.42/903,137.90
  6. Step 6: Final answer
    x = 794,247.05

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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.