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Finding the Fourth Proportional to 286,224.93, 429,338.88 and 167,813.24

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Solution

The fourth proportional to 286,224.93, 429,338.88 and 167,813.24 is: 251,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,224.93 : 429,338.88 = 167,813.24 : x
  2. Step 2: Convert to fraction form
    286,224.93/429,338.88 = 167,813.24/x
  3. Step 3: Cross multiply
    286,224.93x = 429,338.88 × 167,813.24
  4. Step 4: Simplify right side
    286,224.93x = 72,048,746,364.08
  5. Step 5: Solve for x
    x = 72,048,746,364.08/286,224.93
  6. Step 6: Final answer
    x = 251,720.72

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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.