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Finding the Fourth Proportional to 589,200.71, 882,153.72 and 318,358.37

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Solution

The fourth proportional to 589,200.71, 882,153.72 and 318,358.37 is: 476,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,200.71 : 882,153.72 = 318,358.37 : x
  2. Step 2: Convert to fraction form
    589,200.71/882,153.72 = 318,358.37/x
  3. Step 3: Cross multiply
    589,200.71x = 882,153.72 × 318,358.37
  4. Step 4: Simplify right side
    589,200.71x = 280,841,022,594.02
  5. Step 5: Solve for x
    x = 280,841,022,594.02/589,200.71
  6. Step 6: Final answer
    x = 476,647.47

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1.5x scale

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.