Home / 572,263.50-858,548.34-198,286.50

Finding the Fourth Proportional to 572,263.50, 858,548.34 and 198,286.50

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Solution

The fourth proportional to 572,263.50, 858,548.34 and 198,286.50 is: 297,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,263.50 : 858,548.34 = 198,286.50 : x
  2. Step 2: Convert to fraction form
    572,263.50/858,548.34 = 198,286.50/x
  3. Step 3: Cross multiply
    572,263.50x = 858,548.34 × 198,286.50
  4. Step 4: Simplify right side
    572,263.50x = 170,238,545,419.41
  5. Step 5: Solve for x
    x = 170,238,545,419.41/572,263.50
  6. Step 6: Final answer
    x = 297,482.79

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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.