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Finding the Fourth Proportional to 359,938.83, 539,973.86 and 180,118.29

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Solution

The fourth proportional to 359,938.83, 539,973.86 and 180,118.29 is: 270,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,938.83 : 539,973.86 = 180,118.29 : x
  2. Step 2: Convert to fraction form
    359,938.83/539,973.86 = 180,118.29/x
  3. Step 3: Cross multiply
    359,938.83x = 539,973.86 × 180,118.29
  4. Step 4: Simplify right side
    359,938.83x = 97,259,167,745.03
  5. Step 5: Solve for x
    x = 97,259,167,745.03/359,938.83
  6. Step 6: Final answer
    x = 270,210.27

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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.