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Finding the Fourth Proportional to 573,482.62, 860,398.90 and 293,196.70

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Solution

The fourth proportional to 573,482.62, 860,398.90 and 293,196.70 is: 439,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,482.62 : 860,398.90 = 293,196.70 : x
  2. Step 2: Convert to fraction form
    573,482.62/860,398.90 = 293,196.70/x
  3. Step 3: Cross multiply
    573,482.62x = 860,398.90 × 293,196.70
  4. Step 4: Simplify right side
    573,482.62x = 252,266,118,163.63
  5. Step 5: Solve for x
    x = 252,266,118,163.63/573,482.62
  6. Step 6: Final answer
    x = 439,884.50

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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.