Home / 671,275.82-1,006,946.91-191,574.32

Finding the Fourth Proportional to 671,275.82, 1,006,946.91 and 191,574.32

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Solution

The fourth proportional to 671,275.82, 1,006,946.91 and 191,574.32 is: 287,370.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,275.82 : 1,006,946.91 = 191,574.32 : x
  2. Step 2: Convert to fraction form
    671,275.82/1,006,946.91 = 191,574.32/x
  3. Step 3: Cross multiply
    671,275.82x = 1,006,946.91 × 191,574.32
  4. Step 4: Simplify right side
    671,275.82x = 192,905,164,524.62
  5. Step 5: Solve for x
    x = 192,905,164,524.62/671,275.82
  6. Step 6: Final answer
    x = 287,370.94

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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.