Home / 758,206.60-1,137,309.90-403,912.60

Finding the Fourth Proportional to 758,206.60, 1,137,309.90 and 403,912.60

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Solution

The fourth proportional to 758,206.60, 1,137,309.90 and 403,912.60 is: 605,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,206.60 : 1,137,309.90 = 403,912.60 : x
  2. Step 2: Convert to fraction form
    758,206.60/1,137,309.90 = 403,912.60/x
  3. Step 3: Cross multiply
    758,206.60x = 1,137,309.90 × 403,912.60
  4. Step 4: Simplify right side
    758,206.60x = 459,373,798,714.74
  5. Step 5: Solve for x
    x = 459,373,798,714.74/758,206.60
  6. Step 6: Final answer
    x = 605,868.90

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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.