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Finding the Fourth Proportional to 589,515.94, 884,460.72 and 210,428.27

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Solution

The fourth proportional to 589,515.94, 884,460.72 and 210,428.27 is: 315,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,515.94 : 884,460.72 = 210,428.27 : x
  2. Step 2: Convert to fraction form
    589,515.94/884,460.72 = 210,428.27/x
  3. Step 3: Cross multiply
    589,515.94x = 884,460.72 × 210,428.27
  4. Step 4: Simplify right side
    589,515.94x = 186,115,539,192.55
  5. Step 5: Solve for x
    x = 186,115,539,192.55/589,515.94
  6. Step 6: Final answer
    x = 315,709.09

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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.