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Finding the Fourth Proportional to 574,825.10, 803,180.50 and 574,825.10

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Solution

The fourth proportional to 574,825.10, 803,180.50 and 574,825.10 is: 803,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,825.10 : 803,180.50 = 574,825.10 : x
  2. Step 2: Convert to fraction form
    574,825.10/803,180.50 = 574,825.10/x
  3. Step 3: Cross multiply
    574,825.10x = 803,180.50 × 574,825.10
  4. Step 4: Simplify right side
    574,825.10x = 461,688,311,230.55
  5. Step 5: Solve for x
    x = 461,688,311,230.55/574,825.10
  6. Step 6: Final answer
    x = 803,180.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.