Home / 696,448.80-1,047,035.16-556,087.14

Finding the Fourth Proportional to 696,448.80, 1,047,035.16 and 556,087.14

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Solution

The fourth proportional to 696,448.80, 1,047,035.16 and 556,087.14 is: 836,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,448.80 : 1,047,035.16 = 556,087.14 : x
  2. Step 2: Convert to fraction form
    696,448.80/1,047,035.16 = 556,087.14/x
  3. Step 3: Cross multiply
    696,448.80x = 1,047,035.16 × 556,087.14
  4. Step 4: Simplify right side
    696,448.80x = 582,242,787,603.84
  5. Step 5: Solve for x
    x = 582,242,787,603.84/696,448.80
  6. Step 6: Final answer
    x = 836,016.64

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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.