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Finding the Fourth Proportional to 574,535.52, 859,067.28 and 524,343.60

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Solution

The fourth proportional to 574,535.52, 859,067.28 and 524,343.60 is: 784,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,535.52 : 859,067.28 = 524,343.60 : x
  2. Step 2: Convert to fraction form
    574,535.52/859,067.28 = 524,343.60/x
  3. Step 3: Cross multiply
    574,535.52x = 859,067.28 × 524,343.60
  4. Step 4: Simplify right side
    574,535.52x = 450,446,430,237.41
  5. Step 5: Solve for x
    x = 450,446,430,237.41/574,535.52
  6. Step 6: Final answer
    x = 784,018.42

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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.