Home / 426,872.86-589,084.76-235,886.25

Finding the Fourth Proportional to 426,872.86, 589,084.76 and 235,886.25

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Solution

The fourth proportional to 426,872.86, 589,084.76 and 235,886.25 is: 325,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,872.86 : 589,084.76 = 235,886.25 : x
  2. Step 2: Convert to fraction form
    426,872.86/589,084.76 = 235,886.25/x
  3. Step 3: Cross multiply
    426,872.86x = 589,084.76 × 235,886.25
  4. Step 4: Simplify right side
    426,872.86x = 138,956,994,968.55
  5. Step 5: Solve for x
    x = 138,956,994,968.55/426,872.86
  6. Step 6: Final answer
    x = 325,523.14

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1.5x scale

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.