Home / 616,124.82-849,897.36-370,938.90

Finding the Fourth Proportional to 616,124.82, 849,897.36 and 370,938.90

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Solution

The fourth proportional to 616,124.82, 849,897.36 and 370,938.90 is: 511,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,124.82 : 849,897.36 = 370,938.90 : x
  2. Step 2: Convert to fraction form
    616,124.82/849,897.36 = 370,938.90/x
  3. Step 3: Cross multiply
    616,124.82x = 849,897.36 × 370,938.90
  4. Step 4: Simplify right side
    616,124.82x = 315,259,991,831.30
  5. Step 5: Solve for x
    x = 315,259,991,831.30/616,124.82
  6. Step 6: Final answer
    x = 511,682.02

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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.