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Finding the Fourth Proportional to 475,518.96, 656,283.29 and 294,289.25

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Solution

The fourth proportional to 475,518.96, 656,283.29 and 294,289.25 is: 406,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,518.96 : 656,283.29 = 294,289.25 : x
  2. Step 2: Convert to fraction form
    475,518.96/656,283.29 = 294,289.25/x
  3. Step 3: Cross multiply
    475,518.96x = 656,283.29 × 294,289.25
  4. Step 4: Simplify right side
    475,518.96x = 193,137,112,448.77
  5. Step 5: Solve for x
    x = 193,137,112,448.77/475,518.96
  6. Step 6: Final answer
    x = 406,160.70

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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.