Home / 849,383.95-1,274,082.41-310,026.82

Finding the Fourth Proportional to 849,383.95, 1,274,082.41 and 310,026.82

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Solution

The fourth proportional to 849,383.95, 1,274,082.41 and 310,026.82 is: 465,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,383.95 : 1,274,082.41 = 310,026.82 : x
  2. Step 2: Convert to fraction form
    849,383.95/1,274,082.41 = 310,026.82/x
  3. Step 3: Cross multiply
    849,383.95x = 1,274,082.41 × 310,026.82
  4. Step 4: Simplify right side
    849,383.95x = 394,999,716,440.10
  5. Step 5: Solve for x
    x = 394,999,716,440.10/849,383.95
  6. Step 6: Final answer
    x = 465,042.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.