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Finding the Fourth Proportional to 264,320.58, 364,762.73 and 143,461.86

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Solution

The fourth proportional to 264,320.58, 364,762.73 and 143,461.86 is: 197,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,320.58 : 364,762.73 = 143,461.86 : x
  2. Step 2: Convert to fraction form
    264,320.58/364,762.73 = 143,461.86/x
  3. Step 3: Cross multiply
    264,320.58x = 364,762.73 × 143,461.86
  4. Step 4: Simplify right side
    264,320.58x = 52,329,538,987.17
  5. Step 5: Solve for x
    x = 52,329,538,987.17/264,320.58
  6. Step 6: Final answer
    x = 197,977.54

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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.