Home / 446,156.71-615,697.91-242,208.02

Finding the Fourth Proportional to 446,156.71, 615,697.91 and 242,208.02

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Solution

The fourth proportional to 446,156.71, 615,697.91 and 242,208.02 is: 334,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,156.71 : 615,697.91 = 242,208.02 : x
  2. Step 2: Convert to fraction form
    446,156.71/615,697.91 = 242,208.02/x
  3. Step 3: Cross multiply
    446,156.71x = 615,697.91 × 242,208.02
  4. Step 4: Simplify right side
    446,156.71x = 149,126,972,935.72
  5. Step 5: Solve for x
    x = 149,126,972,935.72/446,156.71
  6. Step 6: Final answer
    x = 334,247.97

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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.