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Finding the Fourth Proportional to 468,492.24, 646,519.56 and 253,632.36

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Solution

The fourth proportional to 468,492.24, 646,519.56 and 253,632.36 is: 350,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,492.24 : 646,519.56 = 253,632.36 : x
  2. Step 2: Convert to fraction form
    468,492.24/646,519.56 = 253,632.36/x
  3. Step 3: Cross multiply
    468,492.24x = 646,519.56 × 253,632.36
  4. Step 4: Simplify right side
    468,492.24x = 163,978,281,788.96
  5. Step 5: Solve for x
    x = 163,978,281,788.96/468,492.24
  6. Step 6: Final answer
    x = 350,012.80

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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.