Home / 677,389.92-1,015,877.44-468,371.04

Finding the Fourth Proportional to 677,389.92, 1,015,877.44 and 468,371.04

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Solution

The fourth proportional to 677,389.92, 1,015,877.44 and 468,371.04 is: 702,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,389.92 : 1,015,877.44 = 468,371.04 : x
  2. Step 2: Convert to fraction form
    677,389.92/1,015,877.44 = 468,371.04/x
  3. Step 3: Cross multiply
    677,389.92x = 1,015,877.44 × 468,371.04
  4. Step 4: Simplify right side
    677,389.92x = 475,807,573,085.34
  5. Step 5: Solve for x
    x = 475,807,573,085.34/677,389.92
  6. Step 6: Final answer
    x = 702,413.13

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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.