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Finding the Fourth Proportional to 453,847.24, 626,308.98 and 252,690.76

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Solution

The fourth proportional to 453,847.24, 626,308.98 and 252,690.76 is: 348,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,847.24 : 626,308.98 = 252,690.76 : x
  2. Step 2: Convert to fraction form
    453,847.24/626,308.98 = 252,690.76/x
  3. Step 3: Cross multiply
    453,847.24x = 626,308.98 × 252,690.76
  4. Step 4: Simplify right side
    453,847.24x = 158,262,492,151.03
  5. Step 5: Solve for x
    x = 158,262,492,151.03/453,847.24
  6. Step 6: Final answer
    x = 348,713.13

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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.