Home / 545,152.44-752,304.62-303,431.16

Finding the Fourth Proportional to 545,152.44, 752,304.62 and 303,431.16

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Solution

The fourth proportional to 545,152.44, 752,304.62 and 303,431.16 is: 418,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,152.44 : 752,304.62 = 303,431.16 : x
  2. Step 2: Convert to fraction form
    545,152.44/752,304.62 = 303,431.16/x
  3. Step 3: Cross multiply
    545,152.44x = 752,304.62 × 303,431.16
  4. Step 4: Simplify right side
    545,152.44x = 228,272,663,519.96
  5. Step 5: Solve for x
    x = 228,272,663,519.96/545,152.44
  6. Step 6: Final answer
    x = 418,731.80

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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.