Home / 985,299.04-1,359,833.52-555,570.46

Finding the Fourth Proportional to 985,299.04, 1,359,833.52 and 555,570.46

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Solution

The fourth proportional to 985,299.04, 1,359,833.52 and 555,570.46 is: 766,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,299.04 : 1,359,833.52 = 555,570.46 : x
  2. Step 2: Convert to fraction form
    985,299.04/1,359,833.52 = 555,570.46/x
  3. Step 3: Cross multiply
    985,299.04x = 1,359,833.52 × 555,570.46
  4. Step 4: Simplify right side
    985,299.04x = 755,483,334,229.82
  5. Step 5: Solve for x
    x = 755,483,334,229.82/985,299.04
  6. Step 6: Final answer
    x = 766,755.37

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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.