Home / 426,873.13-589,085.12-235,886.51

Finding the Fourth Proportional to 426,873.13, 589,085.12 and 235,886.51

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Solution

The fourth proportional to 426,873.13, 589,085.12 and 235,886.51 is: 325,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,873.13 : 589,085.12 = 235,886.51 : x
  2. Step 2: Convert to fraction form
    426,873.13/589,085.12 = 235,886.51/x
  3. Step 3: Cross multiply
    426,873.13x = 589,085.12 × 235,886.51
  4. Step 4: Simplify right side
    426,873.13x = 138,957,235,112.16
  5. Step 5: Solve for x
    x = 138,957,235,112.16/426,873.13
  6. Step 6: Final answer
    x = 325,523.50

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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.