Home / 913,007.58-1,259,949.51-510,599.58

Finding the Fourth Proportional to 913,007.58, 1,259,949.51 and 510,599.58

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Solution

The fourth proportional to 913,007.58, 1,259,949.51 and 510,599.58 is: 704,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,007.58 : 1,259,949.51 = 510,599.58 : x
  2. Step 2: Convert to fraction form
    913,007.58/1,259,949.51 = 510,599.58/x
  3. Step 3: Cross multiply
    913,007.58x = 1,259,949.51 × 510,599.58
  4. Step 4: Simplify right side
    913,007.58x = 643,329,690,627.21
  5. Step 5: Solve for x
    x = 643,329,690,627.21/913,007.58
  6. Step 6: Final answer
    x = 704,626.89

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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.