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Finding the Fourth Proportional to 559,577.84, 838,709.24 and 259,426.67

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Solution

The fourth proportional to 559,577.84, 838,709.24 and 259,426.67 is: 388,835.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,577.84 : 838,709.24 = 259,426.67 : x
  2. Step 2: Convert to fraction form
    559,577.84/838,709.24 = 259,426.67/x
  3. Step 3: Cross multiply
    559,577.84x = 838,709.24 × 259,426.67
  4. Step 4: Simplify right side
    559,577.84x = 217,583,539,740.75
  5. Step 5: Solve for x
    x = 217,583,539,740.75/559,577.84
  6. Step 6: Final answer
    x = 388,835.16

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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.