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Finding the Fourth Proportional to 442,901.68, 664,030.68 and 176,582.32

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Solution

The fourth proportional to 442,901.68, 664,030.68 and 176,582.32 is: 264,745.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,901.68 : 664,030.68 = 176,582.32 : x
  2. Step 2: Convert to fraction form
    442,901.68/664,030.68 = 176,582.32/x
  3. Step 3: Cross multiply
    442,901.68x = 664,030.68 × 176,582.32
  4. Step 4: Simplify right side
    442,901.68x = 117,256,078,025.58
  5. Step 5: Solve for x
    x = 117,256,078,025.58/442,901.68
  6. Step 6: Final answer
    x = 264,745.16

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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.