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Finding the Fourth Proportional to 460,607.04, 690,855.84 and 161,064.72

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Solution

The fourth proportional to 460,607.04, 690,855.84 and 161,064.72 is: 241,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,607.04 : 690,855.84 = 161,064.72 : x
  2. Step 2: Convert to fraction form
    460,607.04/690,855.84 = 161,064.72/x
  3. Step 3: Cross multiply
    460,607.04x = 690,855.84 × 161,064.72
  4. Step 4: Simplify right side
    460,607.04x = 111,272,502,429.97
  5. Step 5: Solve for x
    x = 111,272,502,429.97/460,607.04
  6. Step 6: Final answer
    x = 241,577.95

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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.