Home / 352,820.34-530,280.27-165,963.06

Finding the Fourth Proportional to 352,820.34, 530,280.27 and 165,963.06

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Solution

The fourth proportional to 352,820.34, 530,280.27 and 165,963.06 is: 249,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,820.34 : 530,280.27 = 165,963.06 : x
  2. Step 2: Convert to fraction form
    352,820.34/530,280.27 = 165,963.06/x
  3. Step 3: Cross multiply
    352,820.34x = 530,280.27 × 165,963.06
  4. Step 4: Simplify right side
    352,820.34x = 88,006,936,266.83
  5. Step 5: Solve for x
    x = 88,006,936,266.83/352,820.34
  6. Step 6: Final answer
    x = 249,438.39

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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.