Home / 767,077.92-1,058,572.44-427,567.68

Finding the Fourth Proportional to 767,077.92, 1,058,572.44 and 427,567.68

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Solution

The fourth proportional to 767,077.92, 1,058,572.44 and 427,567.68 is: 590,046.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,077.92 : 1,058,572.44 = 427,567.68 : x
  2. Step 2: Convert to fraction form
    767,077.92/1,058,572.44 = 427,567.68/x
  3. Step 3: Cross multiply
    767,077.92x = 1,058,572.44 × 427,567.68
  4. Step 4: Simplify right side
    767,077.92x = 452,611,362,282.74
  5. Step 5: Solve for x
    x = 452,611,362,282.74/767,077.92
  6. Step 6: Final answer
    x = 590,046.14

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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.