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Finding the Fourth Proportional to 473,370.84, 710,408.91 and 347,336.76

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Solution

The fourth proportional to 473,370.84, 710,408.91 and 347,336.76 is: 521,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,370.84 : 710,408.91 = 347,336.76 : x
  2. Step 2: Convert to fraction form
    473,370.84/710,408.91 = 347,336.76/x
  3. Step 3: Cross multiply
    473,370.84x = 710,408.91 × 347,336.76
  4. Step 4: Simplify right side
    473,370.84x = 246,751,129,074.53
  5. Step 5: Solve for x
    x = 246,751,129,074.53/473,370.84
  6. Step 6: Final answer
    x = 521,263.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.