Home / 905,212.47-1,357,818.50-231,295.04

Finding the Fourth Proportional to 905,212.47, 1,357,818.50 and 231,295.04

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Solution

The fourth proportional to 905,212.47, 1,357,818.50 and 231,295.04 is: 346,942.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,212.47 : 1,357,818.50 = 231,295.04 : x
  2. Step 2: Convert to fraction form
    905,212.47/1,357,818.50 = 231,295.04/x
  3. Step 3: Cross multiply
    905,212.47x = 1,357,818.50 × 231,295.04
  4. Step 4: Simplify right side
    905,212.47x = 314,056,676,324.67
  5. Step 5: Solve for x
    x = 314,056,676,324.67/905,212.47
  6. Step 6: Final answer
    x = 346,942.50

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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.