Home / 360,973.44-540,868.32-255,603.24

Finding the Fourth Proportional to 360,973.44, 540,868.32 and 255,603.24

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Solution

The fourth proportional to 360,973.44, 540,868.32 and 255,603.24 is: 382,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,973.44 : 540,868.32 = 255,603.24 : x
  2. Step 2: Convert to fraction form
    360,973.44/540,868.32 = 255,603.24/x
  3. Step 3: Cross multiply
    360,973.44x = 540,868.32 × 255,603.24
  4. Step 4: Simplify right side
    360,973.44x = 138,247,695,005.36
  5. Step 5: Solve for x
    x = 138,247,695,005.36/360,973.44
  6. Step 6: Final answer
    x = 382,985.78

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1.5x scale

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.