Home / 571,582.85-788,849.28-329,930.28

Finding the Fourth Proportional to 571,582.85, 788,849.28 and 329,930.28

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Solution

The fourth proportional to 571,582.85, 788,849.28 and 329,930.28 is: 455,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,582.85 : 788,849.28 = 329,930.28 : x
  2. Step 2: Convert to fraction form
    571,582.85/788,849.28 = 329,930.28/x
  3. Step 3: Cross multiply
    571,582.85x = 788,849.28 × 329,930.28
  4. Step 4: Simplify right side
    571,582.85x = 260,265,263,828.20
  5. Step 5: Solve for x
    x = 260,265,263,828.20/571,582.85
  6. Step 6: Final answer
    x = 455,341.28

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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.