Home / 771,092.82-1,064,097.09-426,895.74

Finding the Fourth Proportional to 771,092.82, 1,064,097.09 and 426,895.74

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Solution

The fourth proportional to 771,092.82, 1,064,097.09 and 426,895.74 is: 589,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,092.82 : 1,064,097.09 = 426,895.74 : x
  2. Step 2: Convert to fraction form
    771,092.82/1,064,097.09 = 426,895.74/x
  3. Step 3: Cross multiply
    771,092.82x = 1,064,097.09 × 426,895.74
  4. Step 4: Simplify right side
    771,092.82x = 454,258,514,667.40
  5. Step 5: Solve for x
    x = 454,258,514,667.40/771,092.82
  6. Step 6: Final answer
    x = 589,110.03

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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.