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Finding the Fourth Proportional to 370,130.04, 510,781.01 and 200,364.17

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Solution

The fourth proportional to 370,130.04, 510,781.01 and 200,364.17 is: 276,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,130.04 : 510,781.01 = 200,364.17 : x
  2. Step 2: Convert to fraction form
    370,130.04/510,781.01 = 200,364.17/x
  3. Step 3: Cross multiply
    370,130.04x = 510,781.01 × 200,364.17
  4. Step 4: Simplify right side
    370,130.04x = 102,342,209,564.69
  5. Step 5: Solve for x
    x = 102,342,209,564.69/370,130.04
  6. Step 6: Final answer
    x = 276,503.39

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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.