Home / 1,097,497.35-1,646,206.44-287,875.31

Finding the Fourth Proportional to 1,097,497.35, 1,646,206.44 and 287,875.31

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Solution

The fourth proportional to 1,097,497.35, 1,646,206.44 and 287,875.31 is: 431,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,497.35 : 1,646,206.44 = 287,875.31 : x
  2. Step 2: Convert to fraction form
    1,097,497.35/1,646,206.44 = 287,875.31/x
  3. Step 3: Cross multiply
    1,097,497.35x = 1,646,206.44 × 287,875.31
  4. Step 4: Simplify right side
    1,097,497.35x = 473,902,181,007.96
  5. Step 5: Solve for x
    x = 473,902,181,007.96/1,097,497.35
  6. Step 6: Final answer
    x = 431,802.57

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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.