Home / 750,115.87-1,035,166.36-427,842.29

Finding the Fourth Proportional to 750,115.87, 1,035,166.36 and 427,842.29

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Solution

The fourth proportional to 750,115.87, 1,035,166.36 and 427,842.29 is: 590,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,115.87 : 1,035,166.36 = 427,842.29 : x
  2. Step 2: Convert to fraction form
    750,115.87/1,035,166.36 = 427,842.29/x
  3. Step 3: Cross multiply
    750,115.87x = 1,035,166.36 × 427,842.29
  4. Step 4: Simplify right side
    750,115.87x = 442,887,942,491.07
  5. Step 5: Solve for x
    x = 442,887,942,491.07/750,115.87
  6. Step 6: Final answer
    x = 590,426.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.