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Finding the Fourth Proportional to 594,339.01, 889,933.85 and 313,265.77

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Solution

The fourth proportional to 594,339.01, 889,933.85 and 313,265.77 is: 469,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,339.01 : 889,933.85 = 313,265.77 : x
  2. Step 2: Convert to fraction form
    594,339.01/889,933.85 = 313,265.77/x
  3. Step 3: Cross multiply
    594,339.01x = 889,933.85 × 313,265.77
  4. Step 4: Simplify right side
    594,339.01x = 278,785,808,978.15
  5. Step 5: Solve for x
    x = 278,785,808,978.15/594,339.01
  6. Step 6: Final answer
    x = 469,068.67

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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.