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Finding the Fourth Proportional to 425,701.84, 587,495.01 and 234,714.94

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Solution

The fourth proportional to 425,701.84, 587,495.01 and 234,714.94 is: 323,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,701.84 : 587,495.01 = 234,714.94 : x
  2. Step 2: Convert to fraction form
    425,701.84/587,495.01 = 234,714.94/x
  3. Step 3: Cross multiply
    425,701.84x = 587,495.01 × 234,714.94
  4. Step 4: Simplify right side
    425,701.84x = 137,893,856,022.45
  5. Step 5: Solve for x
    x = 137,893,856,022.45/425,701.84
  6. Step 6: Final answer
    x = 323,921.21

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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.