Home / 492,056.40-738,376.20-324,058.35

Finding the Fourth Proportional to 492,056.40, 738,376.20 and 324,058.35

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Solution

The fourth proportional to 492,056.40, 738,376.20 and 324,058.35 is: 486,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,056.40 : 738,376.20 = 324,058.35 : x
  2. Step 2: Convert to fraction form
    492,056.40/738,376.20 = 324,058.35/x
  3. Step 3: Cross multiply
    492,056.40x = 738,376.20 × 324,058.35
  4. Step 4: Simplify right side
    492,056.40x = 239,276,973,051.27
  5. Step 5: Solve for x
    x = 239,276,973,051.27/492,056.40
  6. Step 6: Final answer
    x = 486,279.57

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1.5x scale

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.