Home / 1,235,468.16-1,852,018.56-393,474.24

Finding the Fourth Proportional to 1,235,468.16, 1,852,018.56 and 393,474.24

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Solution

The fourth proportional to 1,235,468.16, 1,852,018.56 and 393,474.24 is: 589,834.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,468.16 : 1,852,018.56 = 393,474.24 : x
  2. Step 2: Convert to fraction form
    1,235,468.16/1,852,018.56 = 393,474.24/x
  3. Step 3: Cross multiply
    1,235,468.16x = 1,852,018.56 × 393,474.24
  4. Step 4: Simplify right side
    1,235,468.16x = 728,721,595,361.89
  5. Step 5: Solve for x
    x = 728,721,595,361.89/1,235,468.16
  6. Step 6: Final answer
    x = 589,834.38

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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.