Home / 570,916.59-787,948.82-329,151.92

Finding the Fourth Proportional to 570,916.59, 787,948.82 and 329,151.92

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Solution

The fourth proportional to 570,916.59, 787,948.82 and 329,151.92 is: 454,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,916.59 : 787,948.82 = 329,151.92 : x
  2. Step 2: Convert to fraction form
    570,916.59/787,948.82 = 329,151.92/x
  3. Step 3: Cross multiply
    570,916.59x = 787,948.82 × 329,151.92
  4. Step 4: Simplify right side
    570,916.59x = 259,354,861,379.23
  5. Step 5: Solve for x
    x = 259,354,861,379.23/570,916.59
  6. Step 6: Final answer
    x = 454,278.03

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1.5x scale

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.