Home / 779,957.91-1,076,349.03-457,673.37

Finding the Fourth Proportional to 779,957.91, 1,076,349.03 and 457,673.37

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Solution

The fourth proportional to 779,957.91, 1,076,349.03 and 457,673.37 is: 631,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,957.91 : 1,076,349.03 = 457,673.37 : x
  2. Step 2: Convert to fraction form
    779,957.91/1,076,349.03 = 457,673.37/x
  3. Step 3: Cross multiply
    779,957.91x = 1,076,349.03 × 457,673.37
  4. Step 4: Simplify right side
    779,957.91x = 492,616,287,856.33
  5. Step 5: Solve for x
    x = 492,616,287,856.33/779,957.91
  6. Step 6: Final answer
    x = 631,593.43

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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.