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Finding the Fourth Proportional to 453,795.92, 680,767.68 and 154,303.28

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Solution

The fourth proportional to 453,795.92, 680,767.68 and 154,303.28 is: 231,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,795.92 : 680,767.68 = 154,303.28 : x
  2. Step 2: Convert to fraction form
    453,795.92/680,767.68 = 154,303.28/x
  3. Step 3: Cross multiply
    453,795.92x = 680,767.68 × 154,303.28
  4. Step 4: Simplify right side
    453,795.92x = 105,044,685,941.99
  5. Step 5: Solve for x
    x = 105,044,685,941.99/453,795.92
  6. Step 6: Final answer
    x = 231,480.01

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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.