Home / 780,084.15-1,170,126.23-732,844.95

Finding the Fourth Proportional to 780,084.15, 1,170,126.23 and 732,844.95

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Solution

The fourth proportional to 780,084.15, 1,170,126.23 and 732,844.95 is: 1,099,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,084.15 : 1,170,126.23 = 732,844.95 : x
  2. Step 2: Convert to fraction form
    780,084.15/1,170,126.23 = 732,844.95/x
  3. Step 3: Cross multiply
    780,084.15x = 1,170,126.23 × 732,844.95
  4. Step 4: Simplify right side
    780,084.15x = 857,521,094,853.81
  5. Step 5: Solve for x
    x = 857,521,094,853.81/780,084.15
  6. Step 6: Final answer
    x = 1,099,267.43

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Double scale
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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.