Home / 954,352.79-1,317,032.04-518,799.42

Finding the Fourth Proportional to 954,352.79, 1,317,032.04 and 518,799.42

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Solution

The fourth proportional to 954,352.79, 1,317,032.04 and 518,799.42 is: 715,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,352.79 : 1,317,032.04 = 518,799.42 : x
  2. Step 2: Convert to fraction form
    954,352.79/1,317,032.04 = 518,799.42/x
  3. Step 3: Cross multiply
    954,352.79x = 1,317,032.04 × 518,799.42
  4. Step 4: Simplify right side
    954,352.79x = 683,275,458,473.42
  5. Step 5: Solve for x
    x = 683,275,458,473.42/954,352.79
  6. Step 6: Final answer
    x = 715,956.90

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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.