Home / 940,411.29-1,298,164.83-634,901.49

Finding the Fourth Proportional to 940,411.29, 1,298,164.83 and 634,901.49

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Solution

The fourth proportional to 940,411.29, 1,298,164.83 and 634,901.49 is: 876,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,411.29 : 1,298,164.83 = 634,901.49 : x
  2. Step 2: Convert to fraction form
    940,411.29/1,298,164.83 = 634,901.49/x
  3. Step 3: Cross multiply
    940,411.29x = 1,298,164.83 × 634,901.49
  4. Step 4: Simplify right side
    940,411.29x = 824,206,784,832.60
  5. Step 5: Solve for x
    x = 824,206,784,832.60/940,411.29
  6. Step 6: Final answer
    x = 876,432.25

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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.