Home / 853,844.31-1,178,332.25-466,651.24

Finding the Fourth Proportional to 853,844.31, 1,178,332.25 and 466,651.24

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Solution

The fourth proportional to 853,844.31, 1,178,332.25 and 466,651.24 is: 643,993.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,844.31 : 1,178,332.25 = 466,651.24 : x
  2. Step 2: Convert to fraction form
    853,844.31/1,178,332.25 = 466,651.24/x
  3. Step 3: Cross multiply
    853,844.31x = 1,178,332.25 × 466,651.24
  4. Step 4: Simplify right side
    853,844.31x = 549,870,205,594.49
  5. Step 5: Solve for x
    x = 549,870,205,594.49/853,844.31
  6. Step 6: Final answer
    x = 643,993.52

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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.