Home / 443,725.36-612,384.03-262,495.55

Finding the Fourth Proportional to 443,725.36, 612,384.03 and 262,495.55

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Solution

The fourth proportional to 443,725.36, 612,384.03 and 262,495.55 is: 362,269.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,725.36 : 612,384.03 = 262,495.55 : x
  2. Step 2: Convert to fraction form
    443,725.36/612,384.03 = 262,495.55/x
  3. Step 3: Cross multiply
    443,725.36x = 612,384.03 × 262,495.55
  4. Step 4: Simplify right side
    443,725.36x = 160,748,084,297.03
  5. Step 5: Solve for x
    x = 160,748,084,297.03/443,725.36
  6. Step 6: Final answer
    x = 362,269.32

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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.