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Finding the Fourth Proportional to 425,693.34, 587,483.28 and 234,706.41

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Solution

The fourth proportional to 425,693.34, 587,483.28 and 234,706.41 is: 323,909.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,693.34 : 587,483.28 = 234,706.41 : x
  2. Step 2: Convert to fraction form
    425,693.34/587,483.28 = 234,706.41/x
  3. Step 3: Cross multiply
    425,693.34x = 587,483.28 × 234,706.41
  4. Step 4: Simplify right side
    425,693.34x = 137,886,091,583.83
  5. Step 5: Solve for x
    x = 137,886,091,583.83/425,693.34
  6. Step 6: Final answer
    x = 323,909.44

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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.