Home / 887,366.79-1,330,517.01-346,979.28

Finding the Fourth Proportional to 887,366.79, 1,330,517.01 and 346,979.28

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Solution

The fourth proportional to 887,366.79, 1,330,517.01 and 346,979.28 is: 520,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,366.79 : 1,330,517.01 = 346,979.28 : x
  2. Step 2: Convert to fraction form
    887,366.79/1,330,517.01 = 346,979.28/x
  3. Step 3: Cross multiply
    887,366.79x = 1,330,517.01 × 346,979.28
  4. Step 4: Simplify right side
    887,366.79x = 461,661,834,157.55
  5. Step 5: Solve for x
    x = 461,661,834,157.55/887,366.79
  6. Step 6: Final answer
    x = 520,260.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.