Home / 446,207.56-615,763.02-242,254.43

Finding the Fourth Proportional to 446,207.56, 615,763.02 and 242,254.43

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Solution

The fourth proportional to 446,207.56, 615,763.02 and 242,254.43 is: 334,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,207.56 : 615,763.02 = 242,254.43 : x
  2. Step 2: Convert to fraction form
    446,207.56/615,763.02 = 242,254.43/x
  3. Step 3: Cross multiply
    446,207.56x = 615,763.02 × 242,254.43
  4. Step 4: Simplify right side
    446,207.56x = 149,171,319,425.18
  5. Step 5: Solve for x
    x = 149,171,319,425.18/446,207.56
  6. Step 6: Final answer
    x = 334,309.26

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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.