Home / 678,251.52-1,017,561.60-235,054.08

Finding the Fourth Proportional to 678,251.52, 1,017,561.60 and 235,054.08

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Solution

The fourth proportional to 678,251.52, 1,017,561.60 and 235,054.08 is: 352,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,251.52 : 1,017,561.60 = 235,054.08 : x
  2. Step 2: Convert to fraction form
    678,251.52/1,017,561.60 = 235,054.08/x
  3. Step 3: Cross multiply
    678,251.52x = 1,017,561.60 × 235,054.08
  4. Step 4: Simplify right side
    678,251.52x = 239,182,005,731.33
  5. Step 5: Solve for x
    x = 239,182,005,731.33/678,251.52
  6. Step 6: Final answer
    x = 352,645.00

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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.