Home / 446,220.30-615,780.56-242,267.22

Finding the Fourth Proportional to 446,220.30, 615,780.56 and 242,267.22

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Solution

The fourth proportional to 446,220.30, 615,780.56 and 242,267.22 is: 334,326.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,220.30 : 615,780.56 = 242,267.22 : x
  2. Step 2: Convert to fraction form
    446,220.30/615,780.56 = 242,267.22/x
  3. Step 3: Cross multiply
    446,220.30x = 615,780.56 × 242,267.22
  4. Step 4: Simplify right side
    446,220.30x = 149,183,444,401.24
  5. Step 5: Solve for x
    x = 149,183,444,401.24/446,220.30
  6. Step 6: Final answer
    x = 334,326.89

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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.