Home / 806,834.40-1,208,408.40-475,058.40

Finding the Fourth Proportional to 806,834.40, 1,208,408.40 and 475,058.40

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Solution

The fourth proportional to 806,834.40, 1,208,408.40 and 475,058.40 is: 711,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,834.40 : 1,208,408.40 = 475,058.40 : x
  2. Step 2: Convert to fraction form
    806,834.40/1,208,408.40 = 475,058.40/x
  3. Step 3: Cross multiply
    806,834.40x = 1,208,408.40 × 475,058.40
  4. Step 4: Simplify right side
    806,834.40x = 574,064,561,050.56
  5. Step 5: Solve for x
    x = 574,064,561,050.56/806,834.40
  6. Step 6: Final answer
    x = 711,502.34

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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.