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Finding the Fourth Proportional to 262,307.60, 393,461.40 and 241,640.45

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Solution

The fourth proportional to 262,307.60, 393,461.40 and 241,640.45 is: 362,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,307.60 : 393,461.40 = 241,640.45 : x
  2. Step 2: Convert to fraction form
    262,307.60/393,461.40 = 241,640.45/x
  3. Step 3: Cross multiply
    262,307.60x = 393,461.40 × 241,640.45
  4. Step 4: Simplify right side
    262,307.60x = 95,076,189,753.63
  5. Step 5: Solve for x
    x = 95,076,189,753.63/262,307.60
  6. Step 6: Final answer
    x = 362,460.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.