Home / 770,817.70-1,156,226.55-713,080.90

Finding the Fourth Proportional to 770,817.70, 1,156,226.55 and 713,080.90

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Solution

The fourth proportional to 770,817.70, 1,156,226.55 and 713,080.90 is: 1,069,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,817.70 : 1,156,226.55 = 713,080.90 : x
  2. Step 2: Convert to fraction form
    770,817.70/1,156,226.55 = 713,080.90/x
  3. Step 3: Cross multiply
    770,817.70x = 1,156,226.55 × 713,080.90
  4. Step 4: Simplify right side
    770,817.70x = 824,483,068,877.90
  5. Step 5: Solve for x
    x = 824,483,068,877.90/770,817.70
  6. Step 6: Final answer
    x = 1,069,621.35

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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.