Home / 867,064.20-1,300,571.85-235,983.48

Finding the Fourth Proportional to 867,064.20, 1,300,571.85 and 235,983.48

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Solution

The fourth proportional to 867,064.20, 1,300,571.85 and 235,983.48 is: 353,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,064.20 : 1,300,571.85 = 235,983.48 : x
  2. Step 2: Convert to fraction form
    867,064.20/1,300,571.85 = 235,983.48/x
  3. Step 3: Cross multiply
    867,064.20x = 1,300,571.85 × 235,983.48
  4. Step 4: Simplify right side
    867,064.20x = 306,913,471,153.04
  5. Step 5: Solve for x
    x = 306,913,471,153.04/867,064.20
  6. Step 6: Final answer
    x = 353,968.57

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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.