Home / 708,192.16-1,062,285.36-287,464.48

Finding the Fourth Proportional to 708,192.16, 1,062,285.36 and 287,464.48

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Solution

The fourth proportional to 708,192.16, 1,062,285.36 and 287,464.48 is: 431,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,192.16 : 1,062,285.36 = 287,464.48 : x
  2. Step 2: Convert to fraction form
    708,192.16/1,062,285.36 = 287,464.48/x
  3. Step 3: Cross multiply
    708,192.16x = 1,062,285.36 × 287,464.48
  4. Step 4: Simplify right side
    708,192.16x = 305,369,308,624.01
  5. Step 5: Solve for x
    x = 305,369,308,624.01/708,192.16
  6. Step 6: Final answer
    x = 431,195.55

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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.