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Finding the Fourth Proportional to 471,675.69, 650,924.12 and 256,827.51

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Solution

The fourth proportional to 471,675.69, 650,924.12 and 256,827.51 is: 354,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,675.69 : 650,924.12 = 256,827.51 : x
  2. Step 2: Convert to fraction form
    471,675.69/650,924.12 = 256,827.51/x
  3. Step 3: Cross multiply
    471,675.69x = 650,924.12 × 256,827.51
  4. Step 4: Simplify right side
    471,675.69x = 167,175,219,654.40
  5. Step 5: Solve for x
    x = 167,175,219,654.40/471,675.69
  6. Step 6: Final answer
    x = 354,428.31

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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.