Home / 614,140.56-921,419.82-374,733.72

Finding the Fourth Proportional to 614,140.56, 921,419.82 and 374,733.72

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Solution

The fourth proportional to 614,140.56, 921,419.82 and 374,733.72 is: 562,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,140.56 : 921,419.82 = 374,733.72 : x
  2. Step 2: Convert to fraction form
    614,140.56/921,419.82 = 374,733.72/x
  3. Step 3: Cross multiply
    614,140.56x = 921,419.82 × 374,733.72
  4. Step 4: Simplify right side
    614,140.56x = 345,287,076,830.33
  5. Step 5: Solve for x
    x = 345,287,076,830.33/614,140.56
  6. Step 6: Final answer
    x = 562,228.09

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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.