Home / 985,493.25-1,359,980.69-532,784.25

Finding the Fourth Proportional to 985,493.25, 1,359,980.69 and 532,784.25

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Solution

The fourth proportional to 985,493.25, 1,359,980.69 and 532,784.25 is: 735,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,493.25 : 1,359,980.69 = 532,784.25 : x
  2. Step 2: Convert to fraction form
    985,493.25/1,359,980.69 = 532,784.25/x
  3. Step 3: Cross multiply
    985,493.25x = 1,359,980.69 × 532,784.25
  4. Step 4: Simplify right side
    985,493.25x = 724,576,289,272.21
  5. Step 5: Solve for x
    x = 724,576,289,272.21/985,493.25
  6. Step 6: Final answer
    x = 735,242.27

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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.