Home / 671,260.03-1,006,736.24-191,478.74

Finding the Fourth Proportional to 671,260.03, 1,006,736.24 and 191,478.74

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Solution

The fourth proportional to 671,260.03, 1,006,736.24 and 191,478.74 is: 287,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,260.03 : 1,006,736.24 = 191,478.74 : x
  2. Step 2: Convert to fraction form
    671,260.03/1,006,736.24 = 191,478.74/x
  3. Step 3: Cross multiply
    671,260.03x = 1,006,736.24 × 191,478.74
  4. Step 4: Simplify right side
    671,260.03x = 192,768,582,192.55
  5. Step 5: Solve for x
    x = 192,768,582,192.55/671,260.03
  6. Step 6: Final answer
    x = 287,174.23

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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.