Home / 910,363.10-1,365,692.43-341,788.82

Finding the Fourth Proportional to 910,363.10, 1,365,692.43 and 341,788.82

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Solution

The fourth proportional to 910,363.10, 1,365,692.43 and 341,788.82 is: 512,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,363.10 : 1,365,692.43 = 341,788.82 : x
  2. Step 2: Convert to fraction form
    910,363.10/1,365,692.43 = 341,788.82/x
  3. Step 3: Cross multiply
    910,363.10x = 1,365,692.43 × 341,788.82
  4. Step 4: Simplify right side
    910,363.10x = 466,778,404,132.63
  5. Step 5: Solve for x
    x = 466,778,404,132.63/910,363.10
  6. Step 6: Final answer
    x = 512,738.71

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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.