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Finding the Fourth Proportional to 260,573.50, 390,927.63 and 152,594.04

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Solution

The fourth proportional to 260,573.50, 390,927.63 and 152,594.04 is: 228,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,573.50 : 390,927.63 = 152,594.04 : x
  2. Step 2: Convert to fraction form
    260,573.50/390,927.63 = 152,594.04/x
  3. Step 3: Cross multiply
    260,573.50x = 390,927.63 × 152,594.04
  4. Step 4: Simplify right side
    260,573.50x = 59,653,227,589.19
  5. Step 5: Solve for x
    x = 59,653,227,589.19/260,573.50
  6. Step 6: Final answer
    x = 228,930.53

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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.