Home / 674,464.08-1,011,396.60-358,854.48

Finding the Fourth Proportional to 674,464.08, 1,011,396.60 and 358,854.48

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Solution

The fourth proportional to 674,464.08, 1,011,396.60 and 358,854.48 is: 538,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,464.08 : 1,011,396.60 = 358,854.48 : x
  2. Step 2: Convert to fraction form
    674,464.08/1,011,396.60 = 358,854.48/x
  3. Step 3: Cross multiply
    674,464.08x = 1,011,396.60 × 358,854.48
  4. Step 4: Simplify right side
    674,464.08x = 362,944,200,966.77
  5. Step 5: Solve for x
    x = 362,944,200,966.77/674,464.08
  6. Step 6: Final answer
    x = 538,122.36

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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.