Home / 867,078.97-1,298,027.16-524,485.60

Finding the Fourth Proportional to 867,078.97, 1,298,027.16 and 524,485.60

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Solution

The fourth proportional to 867,078.97, 1,298,027.16 and 524,485.60 is: 785,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,078.97 : 1,298,027.16 = 524,485.60 : x
  2. Step 2: Convert to fraction form
    867,078.97/1,298,027.16 = 524,485.60/x
  3. Step 3: Cross multiply
    867,078.97x = 1,298,027.16 × 524,485.60
  4. Step 4: Simplify right side
    867,078.97x = 680,796,553,828.90
  5. Step 5: Solve for x
    x = 680,796,553,828.90/867,078.97
  6. Step 6: Final answer
    x = 785,160.96

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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.