Home / 782,675.92-1,173,534.06-333,140.80

Finding the Fourth Proportional to 782,675.92, 1,173,534.06 and 333,140.80

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Solution

The fourth proportional to 782,675.92, 1,173,534.06 and 333,140.80 is: 499,506.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,675.92 : 1,173,534.06 = 333,140.80 : x
  2. Step 2: Convert to fraction form
    782,675.92/1,173,534.06 = 333,140.80/x
  3. Step 3: Cross multiply
    782,675.92x = 1,173,534.06 × 333,140.80
  4. Step 4: Simplify right side
    782,675.92x = 390,952,075,575.65
  5. Step 5: Solve for x
    x = 390,952,075,575.65/782,675.92
  6. Step 6: Final answer
    x = 499,506.97

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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.