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Finding the Fourth Proportional to 607,067.60, 910,601.40 and 370,871.60

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Solution

The fourth proportional to 607,067.60, 910,601.40 and 370,871.60 is: 556,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,067.60 : 910,601.40 = 370,871.60 : x
  2. Step 2: Convert to fraction form
    607,067.60/910,601.40 = 370,871.60/x
  3. Step 3: Cross multiply
    607,067.60x = 910,601.40 × 370,871.60
  4. Step 4: Simplify right side
    607,067.60x = 337,716,198,180.24
  5. Step 5: Solve for x
    x = 337,716,198,180.24/607,067.60
  6. Step 6: Final answer
    x = 556,307.40

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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.