Home / 384,165.04-530,081.16-222,983.92

Finding the Fourth Proportional to 384,165.04, 530,081.16 and 222,983.92

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Solution

The fourth proportional to 384,165.04, 530,081.16 and 222,983.92 is: 307,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,165.04 : 530,081.16 = 222,983.92 : x
  2. Step 2: Convert to fraction form
    384,165.04/530,081.16 = 222,983.92/x
  3. Step 3: Cross multiply
    384,165.04x = 530,081.16 × 222,983.92
  4. Step 4: Simplify right side
    384,165.04x = 118,199,574,974.95
  5. Step 5: Solve for x
    x = 118,199,574,974.95/384,165.04
  6. Step 6: Final answer
    x = 307,679.16

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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.