Home / 446,210.76-615,775.44-242,263.56

Finding the Fourth Proportional to 446,210.76, 615,775.44 and 242,263.56

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Solution

The fourth proportional to 446,210.76, 615,775.44 and 242,263.56 is: 334,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,210.76 : 615,775.44 = 242,263.56 : x
  2. Step 2: Convert to fraction form
    446,210.76/615,775.44 = 242,263.56/x
  3. Step 3: Cross multiply
    446,210.76x = 615,775.44 × 242,263.56
  4. Step 4: Simplify right side
    446,210.76x = 149,179,950,254.97
  5. Step 5: Solve for x
    x = 149,179,950,254.97/446,210.76
  6. Step 6: Final answer
    x = 334,326.21

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Half scale
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Double scale
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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.