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Finding the Fourth Proportional to 594,978.16, 890,474.64 and 488,358.67

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Solution

The fourth proportional to 594,978.16, 890,474.64 and 488,358.67 is: 730,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,978.16 : 890,474.64 = 488,358.67 : x
  2. Step 2: Convert to fraction form
    594,978.16/890,474.64 = 488,358.67/x
  3. Step 3: Cross multiply
    594,978.16x = 890,474.64 × 488,358.67
  4. Step 4: Simplify right side
    594,978.16x = 434,871,010,859.13
  5. Step 5: Solve for x
    x = 434,871,010,859.13/594,978.16
  6. Step 6: Final answer
    x = 730,902.48

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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.