Home / 954,413.75-1,317,012.64-561,884.40

Finding the Fourth Proportional to 954,413.75, 1,317,012.64 and 561,884.40

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Solution

The fourth proportional to 954,413.75, 1,317,012.64 and 561,884.40 is: 775,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,413.75 : 1,317,012.64 = 561,884.40 : x
  2. Step 2: Convert to fraction form
    954,413.75/1,317,012.64 = 561,884.40/x
  3. Step 3: Cross multiply
    954,413.75x = 1,317,012.64 × 561,884.40
  4. Step 4: Simplify right side
    954,413.75x = 740,008,855,614.11
  5. Step 5: Solve for x
    x = 740,008,855,614.11/954,413.75
  6. Step 6: Final answer
    x = 775,354.35

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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.