Home / 426,899.24-589,101.78-235,908.50

Finding the Fourth Proportional to 426,899.24, 589,101.78 and 235,908.50

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Solution

The fourth proportional to 426,899.24, 589,101.78 and 235,908.50 is: 325,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,899.24 : 589,101.78 = 235,908.50 : x
  2. Step 2: Convert to fraction form
    426,899.24/589,101.78 = 235,908.50/x
  3. Step 3: Cross multiply
    426,899.24x = 589,101.78 × 235,908.50
  4. Step 4: Simplify right side
    426,899.24x = 138,974,117,267.13
  5. Step 5: Solve for x
    x = 138,974,117,267.13/426,899.24
  6. Step 6: Final answer
    x = 325,543.14

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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.