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Finding the Fourth Proportional to 452,099.70, 623,893.64 and 248,159.18

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Solution

The fourth proportional to 452,099.70, 623,893.64 and 248,159.18 is: 342,457.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,099.70 : 623,893.64 = 248,159.18 : x
  2. Step 2: Convert to fraction form
    452,099.70/623,893.64 = 248,159.18/x
  3. Step 3: Cross multiply
    452,099.70x = 623,893.64 × 248,159.18
  4. Step 4: Simplify right side
    452,099.70x = 154,824,929,749.35
  5. Step 5: Solve for x
    x = 154,824,929,749.35/452,099.70
  6. Step 6: Final answer
    x = 342,457.49

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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.