Home / 923,275.40-1,384,913.10-292,238.60

Finding the Fourth Proportional to 923,275.40, 1,384,913.10 and 292,238.60

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Solution

The fourth proportional to 923,275.40, 1,384,913.10 and 292,238.60 is: 438,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,275.40 : 1,384,913.10 = 292,238.60 : x
  2. Step 2: Convert to fraction form
    923,275.40/1,384,913.10 = 292,238.60/x
  3. Step 3: Cross multiply
    923,275.40x = 1,384,913.10 × 292,238.60
  4. Step 4: Simplify right side
    923,275.40x = 404,725,065,465.66
  5. Step 5: Solve for x
    x = 404,725,065,465.66/923,275.40
  6. Step 6: Final answer
    x = 438,357.90

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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.