Home / 940,457.16-1,298,228.04-634,947.39

Finding the Fourth Proportional to 940,457.16, 1,298,228.04 and 634,947.39

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Solution

The fourth proportional to 940,457.16, 1,298,228.04 and 634,947.39 is: 876,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,457.16 : 1,298,228.04 = 634,947.39 : x
  2. Step 2: Convert to fraction form
    940,457.16/1,298,228.04 = 634,947.39/x
  3. Step 3: Cross multiply
    940,457.16x = 1,298,228.04 × 634,947.39
  4. Step 4: Simplify right side
    940,457.16x = 824,306,505,622.82
  5. Step 5: Solve for x
    x = 824,306,505,622.82/940,457.16
  6. Step 6: Final answer
    x = 876,495.54

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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.