Home / 696,339.28-1,044,804.26-380,427.13

Finding the Fourth Proportional to 696,339.28, 1,044,804.26 and 380,427.13

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Solution

The fourth proportional to 696,339.28, 1,044,804.26 and 380,427.13 is: 570,802.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,339.28 : 1,044,804.26 = 380,427.13 : x
  2. Step 2: Convert to fraction form
    696,339.28/1,044,804.26 = 380,427.13/x
  3. Step 3: Cross multiply
    696,339.28x = 1,044,804.26 × 380,427.13
  4. Step 4: Simplify right side
    696,339.28x = 397,471,884,382.63
  5. Step 5: Solve for x
    x = 397,471,884,382.63/696,339.28
  6. Step 6: Final answer
    x = 570,802.05

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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.