Home / 780,032.10-1,170,048.15-496,596.90

Finding the Fourth Proportional to 780,032.10, 1,170,048.15 and 496,596.90

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Solution

The fourth proportional to 780,032.10, 1,170,048.15 and 496,596.90 is: 744,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,032.10 : 1,170,048.15 = 496,596.90 : x
  2. Step 2: Convert to fraction form
    780,032.10/1,170,048.15 = 496,596.90/x
  3. Step 3: Cross multiply
    780,032.10x = 1,170,048.15 × 496,596.90
  4. Step 4: Simplify right side
    780,032.10x = 581,042,284,140.74
  5. Step 5: Solve for x
    x = 581,042,284,140.74/780,032.10
  6. Step 6: Final answer
    x = 744,895.35

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Similar ratio
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1.5x scale

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.