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Finding the Fourth Proportional to 442,326.58, 663,533.02 and 176,024.92

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Solution

The fourth proportional to 442,326.58, 663,533.02 and 176,024.92 is: 264,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,326.58 : 663,533.02 = 176,024.92 : x
  2. Step 2: Convert to fraction form
    442,326.58/663,533.02 = 176,024.92/x
  3. Step 3: Cross multiply
    442,326.58x = 663,533.02 × 176,024.92
  4. Step 4: Simplify right side
    442,326.58x = 116,798,346,762.86
  5. Step 5: Solve for x
    x = 116,798,346,762.86/442,326.58
  6. Step 6: Final answer
    x = 264,054.55

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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.