Home / 767,141.48-1,058,669.34-427,573.28

Finding the Fourth Proportional to 767,141.48, 1,058,669.34 and 427,573.28

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Solution

The fourth proportional to 767,141.48, 1,058,669.34 and 427,573.28 is: 590,058.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,141.48 : 1,058,669.34 = 427,573.28 : x
  2. Step 2: Convert to fraction form
    767,141.48/1,058,669.34 = 427,573.28/x
  3. Step 3: Cross multiply
    767,141.48x = 1,058,669.34 × 427,573.28
  4. Step 4: Simplify right side
    767,141.48x = 452,658,722,139.24
  5. Step 5: Solve for x
    x = 452,658,722,139.24/767,141.48
  6. Step 6: Final answer
    x = 590,058.98

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1.5x scale

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.