Home / 684,825.12-1,027,037.07-258,053.04

Finding the Fourth Proportional to 684,825.12, 1,027,037.07 and 258,053.04

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Solution

The fourth proportional to 684,825.12, 1,027,037.07 and 258,053.04 is: 387,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,825.12 : 1,027,037.07 = 258,053.04 : x
  2. Step 2: Convert to fraction form
    684,825.12/1,027,037.07 = 258,053.04/x
  3. Step 3: Cross multiply
    684,825.12x = 1,027,037.07 × 258,053.04
  4. Step 4: Simplify right side
    684,825.12x = 265,030,038,106.19
  5. Step 5: Solve for x
    x = 265,030,038,106.19/684,825.12
  6. Step 6: Final answer
    x = 387,003.97

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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.