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Finding the Fourth Proportional to 264,364.76, 364,823.83 and 143,506.13

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Solution

The fourth proportional to 264,364.76, 364,823.83 and 143,506.13 is: 198,038.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,364.76 : 364,823.83 = 143,506.13 : x
  2. Step 2: Convert to fraction form
    264,364.76/364,823.83 = 143,506.13/x
  3. Step 3: Cross multiply
    264,364.76x = 364,823.83 × 143,506.13
  4. Step 4: Simplify right side
    264,364.76x = 52,354,456,382.48
  5. Step 5: Solve for x
    x = 52,354,456,382.48/264,364.76
  6. Step 6: Final answer
    x = 198,038.71

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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.