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Finding the Fourth Proportional to 535,782.62, 802,594.27 and 355,969.30

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Solution

The fourth proportional to 535,782.62, 802,594.27 and 355,969.30 is: 533,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,782.62 : 802,594.27 = 355,969.30 : x
  2. Step 2: Convert to fraction form
    535,782.62/802,594.27 = 355,969.30/x
  3. Step 3: Cross multiply
    535,782.62x = 802,594.27 × 355,969.30
  4. Step 4: Simplify right side
    535,782.62x = 285,698,917,579.50
  5. Step 5: Solve for x
    x = 285,698,917,579.50/535,782.62
  6. Step 6: Final answer
    x = 533,236.63

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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.