Home / 970,852.77-1,456,277.91-260,880.82

Finding the Fourth Proportional to 970,852.77, 1,456,277.91 and 260,880.82

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Solution

The fourth proportional to 970,852.77, 1,456,277.91 and 260,880.82 is: 391,320.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,852.77 : 1,456,277.91 = 260,880.82 : x
  2. Step 2: Convert to fraction form
    970,852.77/1,456,277.91 = 260,880.82/x
  3. Step 3: Cross multiply
    970,852.77x = 1,456,277.91 × 260,880.82
  4. Step 4: Simplify right side
    970,852.77x = 379,914,970,689.69
  5. Step 5: Solve for x
    x = 379,914,970,689.69/970,852.77
  6. Step 6: Final answer
    x = 391,320.89

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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.