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Finding the Fourth Proportional to 425,374.12, 587,011.53 and 241,611.40

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Solution

The fourth proportional to 425,374.12, 587,011.53 and 241,611.40 is: 333,421.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,374.12 : 587,011.53 = 241,611.40 : x
  2. Step 2: Convert to fraction form
    425,374.12/587,011.53 = 241,611.40/x
  3. Step 3: Cross multiply
    425,374.12x = 587,011.53 × 241,611.40
  4. Step 4: Simplify right side
    425,374.12x = 141,828,677,579.44
  5. Step 5: Solve for x
    x = 141,828,677,579.44/425,374.12
  6. Step 6: Final answer
    x = 333,421.03

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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.