Home / 461,790.40-637,268.04-257,829.52

Finding the Fourth Proportional to 461,790.40, 637,268.04 and 257,829.52

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Solution

The fourth proportional to 461,790.40, 637,268.04 and 257,829.52 is: 355,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,790.40 : 637,268.04 = 257,829.52 : x
  2. Step 2: Convert to fraction form
    461,790.40/637,268.04 = 257,829.52/x
  3. Step 3: Cross multiply
    461,790.40x = 637,268.04 × 257,829.52
  4. Step 4: Simplify right side
    461,790.40x = 164,306,512,864.54
  5. Step 5: Solve for x
    x = 164,306,512,864.54/461,790.40
  6. Step 6: Final answer
    x = 355,803.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.