Home / 972,313.42-1,341,668.73-542,611.66

Finding the Fourth Proportional to 972,313.42, 1,341,668.73 and 542,611.66

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Solution

The fourth proportional to 972,313.42, 1,341,668.73 and 542,611.66 is: 748,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,313.42 : 1,341,668.73 = 542,611.66 : x
  2. Step 2: Convert to fraction form
    972,313.42/1,341,668.73 = 542,611.66/x
  3. Step 3: Cross multiply
    972,313.42x = 1,341,668.73 × 542,611.66
  4. Step 4: Simplify right side
    972,313.42x = 728,005,096,755.39
  5. Step 5: Solve for x
    x = 728,005,096,755.39/972,313.42
  6. Step 6: Final answer
    x = 748,735.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.