Home / 613,904.37-847,175.27-341,971.89

Finding the Fourth Proportional to 613,904.37, 847,175.27 and 341,971.89

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Solution

The fourth proportional to 613,904.37, 847,175.27 and 341,971.89 is: 471,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,904.37 : 847,175.27 = 341,971.89 : x
  2. Step 2: Convert to fraction form
    613,904.37/847,175.27 = 341,971.89/x
  3. Step 3: Cross multiply
    613,904.37x = 847,175.27 × 341,971.89
  4. Step 4: Simplify right side
    613,904.37x = 289,710,126,533.30
  5. Step 5: Solve for x
    x = 289,710,126,533.30/613,904.37
  6. Step 6: Final answer
    x = 471,914.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.