Home / 370,918.20-511,894.67-207,591.10

Finding the Fourth Proportional to 370,918.20, 511,894.67 and 207,591.10

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Solution

The fourth proportional to 370,918.20, 511,894.67 and 207,591.10 is: 286,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,918.20 : 511,894.67 = 207,591.10 : x
  2. Step 2: Convert to fraction form
    370,918.20/511,894.67 = 207,591.10/x
  3. Step 3: Cross multiply
    370,918.20x = 511,894.67 × 207,591.10
  4. Step 4: Simplify right side
    370,918.20x = 106,264,775,311.75
  5. Step 5: Solve for x
    x = 106,264,775,311.75/370,918.20
  6. Step 6: Final answer
    x = 286,491.13

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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.