Home / 713,336.20-1,070,004.30-292,472.20

Finding the Fourth Proportional to 713,336.20, 1,070,004.30 and 292,472.20

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Solution

The fourth proportional to 713,336.20, 1,070,004.30 and 292,472.20 is: 438,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,336.20 : 1,070,004.30 = 292,472.20 : x
  2. Step 2: Convert to fraction form
    713,336.20/1,070,004.30 = 292,472.20/x
  3. Step 3: Cross multiply
    713,336.20x = 1,070,004.30 × 292,472.20
  4. Step 4: Simplify right side
    713,336.20x = 312,946,511,630.46
  5. Step 5: Solve for x
    x = 312,946,511,630.46/713,336.20
  6. Step 6: Final answer
    x = 438,708.30

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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.