Home / 613,319.69-846,381.06-341,381.72

Finding the Fourth Proportional to 613,319.69, 846,381.06 and 341,381.72

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Solution

The fourth proportional to 613,319.69, 846,381.06 and 341,381.72 is: 471,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,319.69 : 846,381.06 = 341,381.72 : x
  2. Step 2: Convert to fraction form
    613,319.69/846,381.06 = 341,381.72/x
  3. Step 3: Cross multiply
    613,319.69x = 846,381.06 × 341,381.72
  4. Step 4: Simplify right side
    613,319.69x = 288,939,022,038.22
  5. Step 5: Solve for x
    x = 288,939,022,038.22/613,319.69
  6. Step 6: Final answer
    x = 471,106.71

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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.