Home / 1,264,258.80-1,895,999.40-365,785.20

Finding the Fourth Proportional to 1,264,258.80, 1,895,999.40 and 365,785.20

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Solution

The fourth proportional to 1,264,258.80, 1,895,999.40 and 365,785.20 is: 548,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,258.80 : 1,895,999.40 = 365,785.20 : x
  2. Step 2: Convert to fraction form
    1,264,258.80/1,895,999.40 = 365,785.20/x
  3. Step 3: Cross multiply
    1,264,258.80x = 1,895,999.40 × 365,785.20
  4. Step 4: Simplify right side
    1,264,258.80x = 693,528,519,728.88
  5. Step 5: Solve for x
    x = 693,528,519,728.88/1,264,258.80
  6. Step 6: Final answer
    x = 548,565.31

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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.