Home / 571,733.10-788,979.92-353,884.01

Finding the Fourth Proportional to 571,733.10, 788,979.92 and 353,884.01

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Solution

The fourth proportional to 571,733.10, 788,979.92 and 353,884.01 is: 488,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,733.10 : 788,979.92 = 353,884.01 : x
  2. Step 2: Convert to fraction form
    571,733.10/788,979.92 = 353,884.01/x
  3. Step 3: Cross multiply
    571,733.10x = 788,979.92 × 353,884.01
  4. Step 4: Simplify right side
    571,733.10x = 279,207,372,184.76
  5. Step 5: Solve for x
    x = 279,207,372,184.76/571,733.10
  6. Step 6: Final answer
    x = 488,352.65

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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.