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Finding the Fourth Proportional to 482,271.01, 723,406.82 and 122,468.81

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Solution

The fourth proportional to 482,271.01, 723,406.82 and 122,468.81 is: 183,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,271.01 : 723,406.82 = 122,468.81 : x
  2. Step 2: Convert to fraction form
    482,271.01/723,406.82 = 122,468.81/x
  3. Step 3: Cross multiply
    482,271.01x = 723,406.82 × 122,468.81
  4. Step 4: Simplify right side
    482,271.01x = 88,594,773,264.40
  5. Step 5: Solve for x
    x = 88,594,773,264.40/482,271.01
  6. Step 6: Final answer
    x = 183,703.29

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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.