Home / 370,890.45-511,829.10-201,124.53

Finding the Fourth Proportional to 370,890.45, 511,829.10 and 201,124.53

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Solution

The fourth proportional to 370,890.45, 511,829.10 and 201,124.53 is: 277,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,890.45 : 511,829.10 = 201,124.53 : x
  2. Step 2: Convert to fraction form
    370,890.45/511,829.10 = 201,124.53/x
  3. Step 3: Cross multiply
    370,890.45x = 511,829.10 × 201,124.53
  4. Step 4: Simplify right side
    370,890.45x = 102,941,387,177.82
  5. Step 5: Solve for x
    x = 102,941,387,177.82/370,890.45
  6. Step 6: Final answer
    x = 277,552.00

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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.