Home / 572,176.13-858,278.79-172,829.93

Finding the Fourth Proportional to 572,176.13, 858,278.79 and 172,829.93

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Solution

The fourth proportional to 572,176.13, 858,278.79 and 172,829.93 is: 259,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,176.13 : 858,278.79 = 172,829.93 : x
  2. Step 2: Convert to fraction form
    572,176.13/858,278.79 = 172,829.93/x
  3. Step 3: Cross multiply
    572,176.13x = 858,278.79 × 172,829.93
  4. Step 4: Simplify right side
    572,176.13x = 148,336,263,196.19
  5. Step 5: Solve for x
    x = 148,336,263,196.19/572,176.13
  6. Step 6: Final answer
    x = 259,249.30

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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.