Home / 613,142.27-846,130.21-341,205.51

Finding the Fourth Proportional to 613,142.27, 846,130.21 and 341,205.51

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Solution

The fourth proportional to 613,142.27, 846,130.21 and 341,205.51 is: 470,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,142.27 : 846,130.21 = 341,205.51 : x
  2. Step 2: Convert to fraction form
    613,142.27/846,130.21 = 341,205.51/x
  3. Step 3: Cross multiply
    613,142.27x = 846,130.21 × 341,205.51
  4. Step 4: Simplify right side
    613,142.27x = 288,704,289,829.46
  5. Step 5: Solve for x
    x = 288,704,289,829.46/613,142.27
  6. Step 6: Final answer
    x = 470,860.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.