Home / 972,194.79-1,341,428.46-558,651.69

Finding the Fourth Proportional to 972,194.79, 1,341,428.46 and 558,651.69

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Solution

The fourth proportional to 972,194.79, 1,341,428.46 and 558,651.69 is: 770,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,194.79 : 1,341,428.46 = 558,651.69 : x
  2. Step 2: Convert to fraction form
    972,194.79/1,341,428.46 = 558,651.69/x
  3. Step 3: Cross multiply
    972,194.79x = 1,341,428.46 × 558,651.69
  4. Step 4: Simplify right side
    972,194.79x = 749,391,276,193.10
  5. Step 5: Solve for x
    x = 749,391,276,193.10/972,194.79
  6. Step 6: Final answer
    x = 770,824.21

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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.