Home / 572,421.26-858,655.23-145,968.14

Finding the Fourth Proportional to 572,421.26, 858,655.23 and 145,968.14

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Solution

The fourth proportional to 572,421.26, 858,655.23 and 145,968.14 is: 218,958.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,421.26 : 858,655.23 = 145,968.14 : x
  2. Step 2: Convert to fraction form
    572,421.26/858,655.23 = 145,968.14/x
  3. Step 3: Cross multiply
    572,421.26x = 858,655.23 × 145,968.14
  4. Step 4: Simplify right side
    572,421.26x = 125,336,309,244.70
  5. Step 5: Solve for x
    x = 125,336,309,244.70/572,421.26
  6. Step 6: Final answer
    x = 218,958.17

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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.