Home / 434,188.34-651,345.60-134,692.79

Finding the Fourth Proportional to 434,188.34, 651,345.60 and 134,692.79

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Solution

The fourth proportional to 434,188.34, 651,345.60 and 134,692.79 is: 202,058.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,188.34 : 651,345.60 = 134,692.79 : x
  2. Step 2: Convert to fraction form
    434,188.34/651,345.60 = 134,692.79/x
  3. Step 3: Cross multiply
    434,188.34x = 651,345.60 × 134,692.79
  4. Step 4: Simplify right side
    434,188.34x = 87,731,552,861.50
  5. Step 5: Solve for x
    x = 87,731,552,861.50/434,188.34
  6. Step 6: Final answer
    x = 202,058.75

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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.