Home / 938,762.70-1,408,253.98-298,842.22

Finding the Fourth Proportional to 938,762.70, 1,408,253.98 and 298,842.22

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Solution

The fourth proportional to 938,762.70, 1,408,253.98 and 298,842.22 is: 448,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,762.70 : 1,408,253.98 = 298,842.22 : x
  2. Step 2: Convert to fraction form
    938,762.70/1,408,253.98 = 298,842.22/x
  3. Step 3: Cross multiply
    938,762.70x = 1,408,253.98 × 298,842.22
  4. Step 4: Simplify right side
    938,762.70x = 420,845,745,707.04
  5. Step 5: Solve for x
    x = 420,845,745,707.04/938,762.70
  6. Step 6: Final answer
    x = 448,298.32

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1.5x scale

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.