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Finding the Fourth Proportional to 573,226.86, 859,842.36 and 173,871.12

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Solution

The fourth proportional to 573,226.86, 859,842.36 and 173,871.12 is: 260,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,226.86 : 859,842.36 = 173,871.12 : x
  2. Step 2: Convert to fraction form
    573,226.86/859,842.36 = 173,871.12/x
  3. Step 3: Cross multiply
    573,226.86x = 859,842.36 × 173,871.12
  4. Step 4: Simplify right side
    573,226.86x = 149,501,754,156.64
  5. Step 5: Solve for x
    x = 149,501,754,156.64/573,226.86
  6. Step 6: Final answer
    x = 260,807.31

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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.