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Finding the Fourth Proportional to 550,200.30, 824,316.30 and 471,468.30

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Solution

The fourth proportional to 550,200.30, 824,316.30 and 471,468.30 is: 706,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,200.30 : 824,316.30 = 471,468.30 : x
  2. Step 2: Convert to fraction form
    550,200.30/824,316.30 = 471,468.30/x
  3. Step 3: Cross multiply
    550,200.30x = 824,316.30 × 471,468.30
  4. Step 4: Simplify right side
    550,200.30x = 388,639,004,623.29
  5. Step 5: Solve for x
    x = 388,639,004,623.29/550,200.30
  6. Step 6: Final answer
    x = 706,359.13

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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.