Home / 943,408.10-1,415,692.32-374,689.70

Finding the Fourth Proportional to 943,408.10, 1,415,692.32 and 374,689.70

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Solution

The fourth proportional to 943,408.10, 1,415,692.32 and 374,689.70 is: 562,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,408.10 : 1,415,692.32 = 374,689.70 : x
  2. Step 2: Convert to fraction form
    943,408.10/1,415,692.32 = 374,689.70/x
  3. Step 3: Cross multiply
    943,408.10x = 1,415,692.32 × 374,689.70
  4. Step 4: Simplify right side
    943,408.10x = 530,445,330,673.10
  5. Step 5: Solve for x
    x = 530,445,330,673.10/943,408.10
  6. Step 6: Final answer
    x = 562,264.97

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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.