Home / 1,207,316.22-1,810,967.82-308,756.52

Finding the Fourth Proportional to 1,207,316.22, 1,810,967.82 and 308,756.52

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Solution

The fourth proportional to 1,207,316.22, 1,810,967.82 and 308,756.52 is: 463,133.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,316.22 : 1,810,967.82 = 308,756.52 : x
  2. Step 2: Convert to fraction form
    1,207,316.22/1,810,967.82 = 308,756.52/x
  3. Step 3: Cross multiply
    1,207,316.22x = 1,810,967.82 × 308,756.52
  4. Step 4: Simplify right side
    1,207,316.22x = 559,148,121,935.19
  5. Step 5: Solve for x
    x = 559,148,121,935.19/1,207,316.22
  6. Step 6: Final answer
    x = 463,133.12

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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.