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Finding the Fourth Proportional to 479,762.72, 662,055.24 and 264,898.16

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Solution

The fourth proportional to 479,762.72, 662,055.24 and 264,898.16 is: 365,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,762.72 : 662,055.24 = 264,898.16 : x
  2. Step 2: Convert to fraction form
    479,762.72/662,055.24 = 264,898.16/x
  3. Step 3: Cross multiply
    479,762.72x = 662,055.24 × 264,898.16
  4. Step 4: Simplify right side
    479,762.72x = 175,377,214,894.36
  5. Step 5: Solve for x
    x = 175,377,214,894.36/479,762.72
  6. Step 6: Final answer
    x = 365,549.90

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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.