Home / 1,158,963.40-1,738,445.10-360,238.60

Finding the Fourth Proportional to 1,158,963.40, 1,738,445.10 and 360,238.60

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Solution

The fourth proportional to 1,158,963.40, 1,738,445.10 and 360,238.60 is: 540,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,963.40 : 1,738,445.10 = 360,238.60 : x
  2. Step 2: Convert to fraction form
    1,158,963.40/1,738,445.10 = 360,238.60/x
  3. Step 3: Cross multiply
    1,158,963.40x = 1,738,445.10 × 360,238.60
  4. Step 4: Simplify right side
    1,158,963.40x = 626,255,029,000.86
  5. Step 5: Solve for x
    x = 626,255,029,000.86/1,158,963.40
  6. Step 6: Final answer
    x = 540,357.90

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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.