Home / 342,001.10-471,953.27-186,945.50

Finding the Fourth Proportional to 342,001.10, 471,953.27 and 186,945.50

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Solution

The fourth proportional to 342,001.10, 471,953.27 and 186,945.50 is: 257,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,001.10 : 471,953.27 = 186,945.50 : x
  2. Step 2: Convert to fraction form
    342,001.10/471,953.27 = 186,945.50/x
  3. Step 3: Cross multiply
    342,001.10x = 471,953.27 × 186,945.50
  4. Step 4: Simplify right side
    342,001.10x = 88,229,536,742.29
  5. Step 5: Solve for x
    x = 88,229,536,742.29/342,001.10
  6. Step 6: Final answer
    x = 257,980.28

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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.