Home / 840,328.89-1,260,320.42-241,156.50

Finding the Fourth Proportional to 840,328.89, 1,260,320.42 and 241,156.50

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Solution

The fourth proportional to 840,328.89, 1,260,320.42 and 241,156.50 is: 361,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,328.89 : 1,260,320.42 = 241,156.50 : x
  2. Step 2: Convert to fraction form
    840,328.89/1,260,320.42 = 241,156.50/x
  3. Step 3: Cross multiply
    840,328.89x = 1,260,320.42 × 241,156.50
  4. Step 4: Simplify right side
    840,328.89x = 303,934,461,365.73
  5. Step 5: Solve for x
    x = 303,934,461,365.73/840,328.89
  6. Step 6: Final answer
    x = 361,685.13

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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.