Home / 613,289.48-919,869.50-164,055.70

Finding the Fourth Proportional to 613,289.48, 919,869.50 and 164,055.70

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Solution

The fourth proportional to 613,289.48, 919,869.50 and 164,055.70 is: 246,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,289.48 : 919,869.50 = 164,055.70 : x
  2. Step 2: Convert to fraction form
    613,289.48/919,869.50 = 164,055.70/x
  3. Step 3: Cross multiply
    613,289.48x = 919,869.50 × 164,055.70
  4. Step 4: Simplify right side
    613,289.48x = 150,909,834,731.15
  5. Step 5: Solve for x
    x = 150,909,834,731.15/613,289.48
  6. Step 6: Final answer
    x = 246,066.24

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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.