Home / 740,699.05-1,111,048.62-208,220.14

Finding the Fourth Proportional to 740,699.05, 1,111,048.62 and 208,220.14

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Solution

The fourth proportional to 740,699.05, 1,111,048.62 and 208,220.14 is: 312,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,699.05 : 1,111,048.62 = 208,220.14 : x
  2. Step 2: Convert to fraction form
    740,699.05/1,111,048.62 = 208,220.14/x
  3. Step 3: Cross multiply
    740,699.05x = 1,111,048.62 × 208,220.14
  4. Step 4: Simplify right side
    740,699.05x = 231,342,698,162.11
  5. Step 5: Solve for x
    x = 231,342,698,162.11/740,699.05
  6. Step 6: Final answer
    x = 312,330.22

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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.