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Finding the Fourth Proportional to 585,495.55, 808,206.82 and 381,596.07

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Solution

The fourth proportional to 585,495.55, 808,206.82 and 381,596.07 is: 526,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,495.55 : 808,206.82 = 381,596.07 : x
  2. Step 2: Convert to fraction form
    585,495.55/808,206.82 = 381,596.07/x
  3. Step 3: Cross multiply
    585,495.55x = 808,206.82 × 381,596.07
  4. Step 4: Simplify right side
    585,495.55x = 308,408,545,305.21
  5. Step 5: Solve for x
    x = 308,408,545,305.21/585,495.55
  6. Step 6: Final answer
    x = 526,747.89

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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.