Home / 706,328.98-1,058,451.30-417,842.26

Finding the Fourth Proportional to 706,328.98, 1,058,451.30 and 417,842.26

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Solution

The fourth proportional to 706,328.98, 1,058,451.30 and 417,842.26 is: 626,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,328.98 : 1,058,451.30 = 417,842.26 : x
  2. Step 2: Convert to fraction form
    706,328.98/1,058,451.30 = 417,842.26/x
  3. Step 3: Cross multiply
    706,328.98x = 1,058,451.30 × 417,842.26
  4. Step 4: Simplify right side
    706,328.98x = 442,265,683,291.94
  5. Step 5: Solve for x
    x = 442,265,683,291.94/706,328.98
  6. Step 6: Final answer
    x = 626,146.87

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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.