Home / 788,011.92-1,180,123.92-450,029.04

Finding the Fourth Proportional to 788,011.92, 1,180,123.92 and 450,029.04

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Solution

The fourth proportional to 788,011.92, 1,180,123.92 and 450,029.04 is: 673,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,011.92 : 1,180,123.92 = 450,029.04 : x
  2. Step 2: Convert to fraction form
    788,011.92/1,180,123.92 = 450,029.04/x
  3. Step 3: Cross multiply
    788,011.92x = 1,180,123.92 × 450,029.04
  4. Step 4: Simplify right side
    788,011.92x = 531,090,034,798.64
  5. Step 5: Solve for x
    x = 531,090,034,798.64/788,011.92
  6. Step 6: Final answer
    x = 673,961.93

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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.