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Finding the Fourth Proportional to 453,768, 626,199.84 and 252,559.68

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Solution

The fourth proportional to 453,768, 626,199.84 and 252,559.68 is: 348,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,768 : 626,199.84 = 252,559.68 : x
  2. Step 2: Convert to fraction form
    453,768/626,199.84 = 252,559.68/x
  3. Step 3: Cross multiply
    453,768x = 626,199.84 × 252,559.68
  4. Step 4: Simplify right side
    453,768x = 158,152,831,206.45
  5. Step 5: Solve for x
    x = 158,152,831,206.45/453,768
  6. Step 6: Final answer
    x = 348,532.36

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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.