Home / 972,900.13-1,460,247.31-493,464.46

Finding the Fourth Proportional to 972,900.13, 1,460,247.31 and 493,464.46

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Solution

The fourth proportional to 972,900.13, 1,460,247.31 and 493,464.46 is: 740,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,900.13 : 1,460,247.31 = 493,464.46 : x
  2. Step 2: Convert to fraction form
    972,900.13/1,460,247.31 = 493,464.46/x
  3. Step 3: Cross multiply
    972,900.13x = 1,460,247.31 × 493,464.46
  4. Step 4: Simplify right side
    972,900.13x = 720,580,150,295.60
  5. Step 5: Solve for x
    x = 720,580,150,295.60/972,900.13
  6. Step 6: Final answer
    x = 740,651.72

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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.