Home / 370,158.04-510,818.26-200,392.16

Finding the Fourth Proportional to 370,158.04, 510,818.26 and 200,392.16

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Solution

The fourth proportional to 370,158.04, 510,818.26 and 200,392.16 is: 276,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,158.04 : 510,818.26 = 200,392.16 : x
  2. Step 2: Convert to fraction form
    370,158.04/510,818.26 = 200,392.16/x
  3. Step 3: Cross multiply
    370,158.04x = 510,818.26 × 200,392.16
  4. Step 4: Simplify right side
    370,158.04x = 102,363,974,488.84
  5. Step 5: Solve for x
    x = 102,363,974,488.84/370,158.04
  6. Step 6: Final answer
    x = 276,541.27

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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.