Home / 1,076,437.73-1,615,292.35-393,263.85

Finding the Fourth Proportional to 1,076,437.73, 1,615,292.35 and 393,263.85

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Solution

The fourth proportional to 1,076,437.73, 1,615,292.35 and 393,263.85 is: 590,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,437.73 : 1,615,292.35 = 393,263.85 : x
  2. Step 2: Convert to fraction form
    1,076,437.73/1,615,292.35 = 393,263.85/x
  3. Step 3: Cross multiply
    1,076,437.73x = 1,615,292.35 × 393,263.85
  4. Step 4: Simplify right side
    1,076,437.73x = 635,236,088,436.55
  5. Step 5: Solve for x
    x = 635,236,088,436.55/1,076,437.73
  6. Step 6: Final answer
    x = 590,128.04

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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.