Home / 946,827.72-1,306,630.62-538,955.82

Finding the Fourth Proportional to 946,827.72, 1,306,630.62 and 538,955.82

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Solution

The fourth proportional to 946,827.72, 1,306,630.62 and 538,955.82 is: 743,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,827.72 : 1,306,630.62 = 538,955.82 : x
  2. Step 2: Convert to fraction form
    946,827.72/1,306,630.62 = 538,955.82/x
  3. Step 3: Cross multiply
    946,827.72x = 1,306,630.62 × 538,955.82
  4. Step 4: Simplify right side
    946,827.72x = 704,216,177,239.21
  5. Step 5: Solve for x
    x = 704,216,177,239.21/946,827.72
  6. Step 6: Final answer
    x = 743,763.79

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1.5x scale

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.