Home / 922,958.04-1,382,582.63-459,939.36

Finding the Fourth Proportional to 922,958.04, 1,382,582.63 and 459,939.36

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Solution

The fourth proportional to 922,958.04, 1,382,582.63 and 459,939.36 is: 688,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,958.04 : 1,382,582.63 = 459,939.36 : x
  2. Step 2: Convert to fraction form
    922,958.04/1,382,582.63 = 459,939.36/x
  3. Step 3: Cross multiply
    922,958.04x = 1,382,582.63 × 459,939.36
  4. Step 4: Simplify right side
    922,958.04x = 635,904,167,689.62
  5. Step 5: Solve for x
    x = 635,904,167,689.62/922,958.04
  6. Step 6: Final answer
    x = 688,984.92

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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.