Home / 397,840.10-596,904.51-245,860.04

Finding the Fourth Proportional to 397,840.10, 596,904.51 and 245,860.04

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Solution

The fourth proportional to 397,840.10, 596,904.51 and 245,860.04 is: 368,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,840.10 : 596,904.51 = 245,860.04 : x
  2. Step 2: Convert to fraction form
    397,840.10/596,904.51 = 245,860.04/x
  3. Step 3: Cross multiply
    397,840.10x = 596,904.51 × 245,860.04
  4. Step 4: Simplify right side
    397,840.10x = 146,754,963,720.26
  5. Step 5: Solve for x
    x = 146,754,963,720.26/397,840.10
  6. Step 6: Final answer
    x = 368,879.27

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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.