Home / 370,047.38-510,666.94-200,281.50

Finding the Fourth Proportional to 370,047.38, 510,666.94 and 200,281.50

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Solution

The fourth proportional to 370,047.38, 510,666.94 and 200,281.50 is: 276,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,047.38 : 510,666.94 = 200,281.50 : x
  2. Step 2: Convert to fraction form
    370,047.38/510,666.94 = 200,281.50/x
  3. Step 3: Cross multiply
    370,047.38x = 510,666.94 × 200,281.50
  4. Step 4: Simplify right side
    370,047.38x = 102,277,140,242.91
  5. Step 5: Solve for x
    x = 102,277,140,242.91/370,047.38
  6. Step 6: Final answer
    x = 276,389.31

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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.