Home / 572,316.41-857,330.07-344,486.90

Finding the Fourth Proportional to 572,316.41, 857,330.07 and 344,486.90

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Solution

The fourth proportional to 572,316.41, 857,330.07 and 344,486.90 is: 516,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,316.41 : 857,330.07 = 344,486.90 : x
  2. Step 2: Convert to fraction form
    572,316.41/857,330.07 = 344,486.90/x
  3. Step 3: Cross multiply
    572,316.41x = 857,330.07 × 344,486.90
  4. Step 4: Simplify right side
    572,316.41x = 295,338,978,091.08
  5. Step 5: Solve for x
    x = 295,338,978,091.08/572,316.41
  6. Step 6: Final answer
    x = 516,041.43

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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.