Home / 1,058,564.16-1,587,843-427,470.48

Finding the Fourth Proportional to 1,058,564.16, 1,587,843 and 427,470.48

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Solution

The fourth proportional to 1,058,564.16, 1,587,843 and 427,470.48 is: 641,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,564.16 : 1,587,843 = 427,470.48 : x
  2. Step 2: Convert to fraction form
    1,058,564.16/1,587,843 = 427,470.48/x
  3. Step 3: Cross multiply
    1,058,564.16x = 1,587,843 × 427,470.48
  4. Step 4: Simplify right side
    1,058,564.16x = 678,756,009,374.64
  5. Step 5: Solve for x
    x = 678,756,009,374.64/1,058,564.16
  6. Step 6: Final answer
    x = 641,204.41

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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.