Home / 984,623.49-1,358,889.06-571,251.33

Finding the Fourth Proportional to 984,623.49, 1,358,889.06 and 571,251.33

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Solution

The fourth proportional to 984,623.49, 1,358,889.06 and 571,251.33 is: 788,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,623.49 : 1,358,889.06 = 571,251.33 : x
  2. Step 2: Convert to fraction form
    984,623.49/1,358,889.06 = 571,251.33/x
  3. Step 3: Cross multiply
    984,623.49x = 1,358,889.06 × 571,251.33
  4. Step 4: Simplify right side
    984,623.49x = 776,267,182,847.45
  5. Step 5: Solve for x
    x = 776,267,182,847.45/984,623.49
  6. Step 6: Final answer
    x = 788,389.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.