Home / 907,928.70-1,362,670.65-403,266.30

Finding the Fourth Proportional to 907,928.70, 1,362,670.65 and 403,266.30

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Solution

The fourth proportional to 907,928.70, 1,362,670.65 and 403,266.30 is: 605,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,928.70 : 1,362,670.65 = 403,266.30 : x
  2. Step 2: Convert to fraction form
    907,928.70/1,362,670.65 = 403,266.30/x
  3. Step 3: Cross multiply
    907,928.70x = 1,362,670.65 × 403,266.30
  4. Step 4: Simplify right side
    907,928.70x = 549,519,151,144.10
  5. Step 5: Solve for x
    x = 549,519,151,144.10/907,928.70
  6. Step 6: Final answer
    x = 605,244.83

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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.