Home / 434,675.36-652,017.60-119,132.27

Finding the Fourth Proportional to 434,675.36, 652,017.60 and 119,132.27

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Solution

The fourth proportional to 434,675.36, 652,017.60 and 119,132.27 is: 178,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,675.36 : 652,017.60 = 119,132.27 : x
  2. Step 2: Convert to fraction form
    434,675.36/652,017.60 = 119,132.27/x
  3. Step 3: Cross multiply
    434,675.36x = 652,017.60 × 119,132.27
  4. Step 4: Simplify right side
    434,675.36x = 77,676,335,952.93
  5. Step 5: Solve for x
    x = 77,676,335,952.93/434,675.36
  6. Step 6: Final answer
    x = 178,699.65

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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.