Home / 370,038.95-510,653.75-200,273.08

Finding the Fourth Proportional to 370,038.95, 510,653.75 and 200,273.08

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Solution

The fourth proportional to 370,038.95, 510,653.75 and 200,273.08 is: 276,376.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,038.95 : 510,653.75 = 200,273.08 : x
  2. Step 2: Convert to fraction form
    370,038.95/510,653.75 = 200,273.08/x
  3. Step 3: Cross multiply
    370,038.95x = 510,653.75 × 200,273.08
  4. Step 4: Simplify right side
    370,038.95x = 102,270,197,048.05
  5. Step 5: Solve for x
    x = 102,270,197,048.05/370,038.95
  6. Step 6: Final answer
    x = 276,376.84

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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.