Home / 780,040.10-1,170,060.15-496,604.90

Finding the Fourth Proportional to 780,040.10, 1,170,060.15 and 496,604.90

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Solution

The fourth proportional to 780,040.10, 1,170,060.15 and 496,604.90 is: 744,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,040.10 : 1,170,060.15 = 496,604.90 : x
  2. Step 2: Convert to fraction form
    780,040.10/1,170,060.15 = 496,604.90/x
  3. Step 3: Cross multiply
    780,040.10x = 1,170,060.15 × 496,604.90
  4. Step 4: Simplify right side
    780,040.10x = 581,057,603,784.74
  5. Step 5: Solve for x
    x = 581,057,603,784.74/780,040.10
  6. Step 6: Final answer
    x = 744,907.35

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Similar ratio
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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.