Home / 972,151.80-1,457,790.30-372,913.80

Finding the Fourth Proportional to 972,151.80, 1,457,790.30 and 372,913.80

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Solution

The fourth proportional to 972,151.80, 1,457,790.30 and 372,913.80 is: 559,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,151.80 : 1,457,790.30 = 372,913.80 : x
  2. Step 2: Convert to fraction form
    972,151.80/1,457,790.30 = 372,913.80/x
  3. Step 3: Cross multiply
    972,151.80x = 1,457,790.30 × 372,913.80
  4. Step 4: Simplify right side
    972,151.80x = 543,630,120,376.14
  5. Step 5: Solve for x
    x = 543,630,120,376.14/972,151.80
  6. Step 6: Final answer
    x = 559,202.91

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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.