Home / 719,102.77-1,078,691.32-682,740.14

Finding the Fourth Proportional to 719,102.77, 1,078,691.32 and 682,740.14

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Solution

The fourth proportional to 719,102.77, 1,078,691.32 and 682,740.14 is: 1,024,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,102.77 : 1,078,691.32 = 682,740.14 : x
  2. Step 2: Convert to fraction form
    719,102.77/1,078,691.32 = 682,740.14/x
  3. Step 3: Cross multiply
    719,102.77x = 1,078,691.32 × 682,740.14
  4. Step 4: Simplify right side
    719,102.77x = 736,465,862,833.59
  5. Step 5: Solve for x
    x = 736,465,862,833.59/719,102.77
  6. Step 6: Final answer
    x = 1,024,145.50

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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.