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Finding the Fourth Proportional to 573,214.36, 859,823.61 and 173,858.59

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Solution

The fourth proportional to 573,214.36, 859,823.61 and 173,858.59 is: 260,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,214.36 : 859,823.61 = 173,858.59 : x
  2. Step 2: Convert to fraction form
    573,214.36/859,823.61 = 173,858.59/x
  3. Step 3: Cross multiply
    573,214.36x = 859,823.61 × 173,858.59
  4. Step 4: Simplify right side
    573,214.36x = 149,487,720,483.31
  5. Step 5: Solve for x
    x = 149,487,720,483.31/573,214.36
  6. Step 6: Final answer
    x = 260,788.51

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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.