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Finding the Fourth Proportional to 474,855.48, 712,292.33 and 175,181.81

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Solution

The fourth proportional to 474,855.48, 712,292.33 and 175,181.81 is: 262,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,855.48 : 712,292.33 = 175,181.81 : x
  2. Step 2: Convert to fraction form
    474,855.48/712,292.33 = 175,181.81/x
  3. Step 3: Cross multiply
    474,855.48x = 712,292.33 × 175,181.81
  4. Step 4: Simplify right side
    474,855.48x = 124,780,656,495.01
  5. Step 5: Solve for x
    x = 124,780,656,495.01/474,855.48
  6. Step 6: Final answer
    x = 262,776.07

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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.