Home / 352,820.09-530,279.94-165,962.81

Finding the Fourth Proportional to 352,820.09, 530,279.94 and 165,962.81

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Solution

The fourth proportional to 352,820.09, 530,279.94 and 165,962.81 is: 249,438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,820.09 : 530,279.94 = 165,962.81 : x
  2. Step 2: Convert to fraction form
    352,820.09/530,279.94 = 165,962.81/x
  3. Step 3: Cross multiply
    352,820.09x = 530,279.94 × 165,962.81
  4. Step 4: Simplify right side
    352,820.09x = 88,006,748,929.03
  5. Step 5: Solve for x
    x = 88,006,748,929.03/352,820.09
  6. Step 6: Final answer
    x = 249,438.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.