Home / 616,113.82-849,882.18-370,927.90

Finding the Fourth Proportional to 616,113.82, 849,882.18 and 370,927.90

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Solution

The fourth proportional to 616,113.82, 849,882.18 and 370,927.90 is: 511,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,113.82 : 849,882.18 = 370,927.90 : x
  2. Step 2: Convert to fraction form
    616,113.82/849,882.18 = 370,927.90/x
  3. Step 3: Cross multiply
    616,113.82x = 849,882.18 × 370,927.90
  4. Step 4: Simplify right side
    616,113.82x = 315,245,012,274.82
  5. Step 5: Solve for x
    x = 315,245,012,274.82/616,113.82
  6. Step 6: Final answer
    x = 511,666.84

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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.