Home / 571,020.43-788,008.08-341,587.38

Finding the Fourth Proportional to 571,020.43, 788,008.08 and 341,587.38

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Solution

The fourth proportional to 571,020.43, 788,008.08 and 341,587.38 is: 471,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,020.43 : 788,008.08 = 341,587.38 : x
  2. Step 2: Convert to fraction form
    571,020.43/788,008.08 = 341,587.38/x
  3. Step 3: Cross multiply
    571,020.43x = 788,008.08 × 341,587.38
  4. Step 4: Simplify right side
    571,020.43x = 269,173,618,421.06
  5. Step 5: Solve for x
    x = 269,173,618,421.06/571,020.43
  6. Step 6: Final answer
    x = 471,390.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.