Home / 985,368.76-1,359,821.38-598,072.12

Finding the Fourth Proportional to 985,368.76, 1,359,821.38 and 598,072.12

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Solution

The fourth proportional to 985,368.76, 1,359,821.38 and 598,072.12 is: 825,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,368.76 : 1,359,821.38 = 598,072.12 : x
  2. Step 2: Convert to fraction form
    985,368.76/1,359,821.38 = 598,072.12/x
  3. Step 3: Cross multiply
    985,368.76x = 1,359,821.38 × 598,072.12
  4. Step 4: Simplify right side
    985,368.76x = 813,271,255,557.93
  5. Step 5: Solve for x
    x = 813,271,255,557.93/985,368.76
  6. Step 6: Final answer
    x = 825,347.11

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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.