Home / 910,219.63-1,365,477.07-341,645.20

Finding the Fourth Proportional to 910,219.63, 1,365,477.07 and 341,645.20

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Solution

The fourth proportional to 910,219.63, 1,365,477.07 and 341,645.20 is: 512,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,219.63 : 1,365,477.07 = 341,645.20 : x
  2. Step 2: Convert to fraction form
    910,219.63/1,365,477.07 = 341,645.20/x
  3. Step 3: Cross multiply
    910,219.63x = 1,365,477.07 × 341,645.20
  4. Step 4: Simplify right side
    910,219.63x = 466,508,686,675.56
  5. Step 5: Solve for x
    x = 466,508,686,675.56/910,219.63
  6. Step 6: Final answer
    x = 512,523.21

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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.