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Finding the Fourth Proportional to 294,690.76, 442,032.90 and 176,395.12

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Solution

The fourth proportional to 294,690.76, 442,032.90 and 176,395.12 is: 264,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,690.76 : 442,032.90 = 176,395.12 : x
  2. Step 2: Convert to fraction form
    294,690.76/442,032.90 = 176,395.12/x
  3. Step 3: Cross multiply
    294,690.76x = 442,032.90 × 176,395.12
  4. Step 4: Simplify right side
    294,690.76x = 77,972,446,439.45
  5. Step 5: Solve for x
    x = 77,972,446,439.45/294,690.76
  6. Step 6: Final answer
    x = 264,590.74

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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.