Home / 434,821.92-652,234.80-119,282.40

Finding the Fourth Proportional to 434,821.92, 652,234.80 and 119,282.40

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Solution

The fourth proportional to 434,821.92, 652,234.80 and 119,282.40 is: 178,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,821.92 : 652,234.80 = 119,282.40 : x
  2. Step 2: Convert to fraction form
    434,821.92/652,234.80 = 119,282.40/x
  3. Step 3: Cross multiply
    434,821.92x = 652,234.80 × 119,282.40
  4. Step 4: Simplify right side
    434,821.92x = 77,800,132,307.52
  5. Step 5: Solve for x
    x = 77,800,132,307.52/434,821.92
  6. Step 6: Final answer
    x = 178,924.13

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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.