Home / 972,211.28-1,341,451.26-558,668.18

Finding the Fourth Proportional to 972,211.28, 1,341,451.26 and 558,668.18

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Solution

The fourth proportional to 972,211.28, 1,341,451.26 and 558,668.18 is: 770,846.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,211.28 : 1,341,451.26 = 558,668.18 : x
  2. Step 2: Convert to fraction form
    972,211.28/1,341,451.26 = 558,668.18/x
  3. Step 3: Cross multiply
    972,211.28x = 1,341,451.26 × 558,668.18
  4. Step 4: Simplify right side
    972,211.28x = 749,426,129,790.87
  5. Step 5: Solve for x
    x = 749,426,129,790.87/972,211.28
  6. Step 6: Final answer
    x = 770,846.98

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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.