Home / 572,094.80-858,142.20-145,629.80

Finding the Fourth Proportional to 572,094.80, 858,142.20 and 145,629.80

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Solution

The fourth proportional to 572,094.80, 858,142.20 and 145,629.80 is: 218,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,094.80 : 858,142.20 = 145,629.80 : x
  2. Step 2: Convert to fraction form
    572,094.80/858,142.20 = 145,629.80/x
  3. Step 3: Cross multiply
    572,094.80x = 858,142.20 × 145,629.80
  4. Step 4: Simplify right side
    572,094.80x = 124,971,076,957.56
  5. Step 5: Solve for x
    x = 124,971,076,957.56/572,094.80
  6. Step 6: Final answer
    x = 218,444.70

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Similar ratio
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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.