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Finding the Fourth Proportional to 425,573.07, 587,290.94 and 234,590.67

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Solution

The fourth proportional to 425,573.07, 587,290.94 and 234,590.67 is: 323,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,573.07 : 587,290.94 = 234,590.67 : x
  2. Step 2: Convert to fraction form
    425,573.07/587,290.94 = 234,590.67/x
  3. Step 3: Cross multiply
    425,573.07x = 587,290.94 × 234,590.67
  4. Step 4: Simplify right side
    425,573.07x = 137,772,973,926.58
  5. Step 5: Solve for x
    x = 137,772,973,926.58/425,573.07
  6. Step 6: Final answer
    x = 323,735.18

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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.