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Finding the Fourth Proportional to 370,276.67, 510,981.08 and 200,510.27

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Solution

The fourth proportional to 370,276.67, 510,981.08 and 200,510.27 is: 276,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,276.67 : 510,981.08 = 200,510.27 : x
  2. Step 2: Convert to fraction form
    370,276.67/510,981.08 = 200,510.27/x
  3. Step 3: Cross multiply
    370,276.67x = 510,981.08 × 200,510.27
  4. Step 4: Simplify right side
    370,276.67x = 102,456,953,313.14
  5. Step 5: Solve for x
    x = 102,456,953,313.14/370,276.67
  6. Step 6: Final answer
    x = 276,703.78

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1.5x scale

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.