Home / 931,832.73-1,285,940.12-564,303.29

Finding the Fourth Proportional to 931,832.73, 1,285,940.12 and 564,303.29

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Solution

The fourth proportional to 931,832.73, 1,285,940.12 and 564,303.29 is: 778,745.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,832.73 : 1,285,940.12 = 564,303.29 : x
  2. Step 2: Convert to fraction form
    931,832.73/1,285,940.12 = 564,303.29/x
  3. Step 3: Cross multiply
    931,832.73x = 1,285,940.12 × 564,303.29
  4. Step 4: Simplify right side
    931,832.73x = 725,660,231,207.78
  5. Step 5: Solve for x
    x = 725,660,231,207.78/931,832.73
  6. Step 6: Final answer
    x = 778,745.16

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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.