Home / 936,898.50-1,405,386.63-272,050.50

Finding the Fourth Proportional to 936,898.50, 1,405,386.63 and 272,050.50

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Solution

The fourth proportional to 936,898.50, 1,405,386.63 and 272,050.50 is: 408,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,898.50 : 1,405,386.63 = 272,050.50 : x
  2. Step 2: Convert to fraction form
    936,898.50/1,405,386.63 = 272,050.50/x
  3. Step 3: Cross multiply
    936,898.50x = 1,405,386.63 × 272,050.50
  4. Step 4: Simplify right side
    936,898.50x = 382,336,135,384.82
  5. Step 5: Solve for x
    x = 382,336,135,384.82/936,898.50
  6. Step 6: Final answer
    x = 408,087.04

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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.