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Finding the Fourth Proportional to 406,658.04, 610,114.55 and 244,728.77

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Solution

The fourth proportional to 406,658.04, 610,114.55 and 244,728.77 is: 367,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,658.04 : 610,114.55 = 244,728.77 : x
  2. Step 2: Convert to fraction form
    406,658.04/610,114.55 = 244,728.77/x
  3. Step 3: Cross multiply
    406,658.04x = 610,114.55 × 244,728.77
  4. Step 4: Simplify right side
    406,658.04x = 149,312,579,106.39
  5. Step 5: Solve for x
    x = 149,312,579,106.39/406,658.04
  6. Step 6: Final answer
    x = 367,169.87

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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.