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Finding the Fourth Proportional to 264,370.84, 364,829.22 and 143,509.52

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Solution

The fourth proportional to 264,370.84, 364,829.22 and 143,509.52 is: 198,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,370.84 : 364,829.22 = 143,509.52 : x
  2. Step 2: Convert to fraction form
    264,370.84/364,829.22 = 143,509.52/x
  3. Step 3: Cross multiply
    264,370.84x = 364,829.22 × 143,509.52
  4. Step 4: Simplify right side
    264,370.84x = 52,356,467,156.25
  5. Step 5: Solve for x
    x = 52,356,467,156.25/264,370.84
  6. Step 6: Final answer
    x = 198,041.76

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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.