Home / 940,413.29-1,298,167.59-634,903.49

Finding the Fourth Proportional to 940,413.29, 1,298,167.59 and 634,903.49

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Solution

The fourth proportional to 940,413.29, 1,298,167.59 and 634,903.49 is: 876,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,413.29 : 1,298,167.59 = 634,903.49 : x
  2. Step 2: Convert to fraction form
    940,413.29/1,298,167.59 = 634,903.49/x
  3. Step 3: Cross multiply
    940,413.29x = 1,298,167.59 × 634,903.49
  4. Step 4: Simplify right side
    940,413.29x = 824,211,133,495.89
  5. Step 5: Solve for x
    x = 824,211,133,495.89/940,413.29
  6. Step 6: Final answer
    x = 876,435.01

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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.