Home / 847,297.44-1,169,269.84-465,348.32

Finding the Fourth Proportional to 847,297.44, 1,169,269.84 and 465,348.32

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Solution

The fourth proportional to 847,297.44, 1,169,269.84 and 465,348.32 is: 642,180.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,297.44 : 1,169,269.84 = 465,348.32 : x
  2. Step 2: Convert to fraction form
    847,297.44/1,169,269.84 = 465,348.32/x
  3. Step 3: Cross multiply
    847,297.44x = 1,169,269.84 × 465,348.32
  4. Step 4: Simplify right side
    847,297.44x = 544,117,755,670.67
  5. Step 5: Solve for x
    x = 544,117,755,670.67/847,297.44
  6. Step 6: Final answer
    x = 642,180.34

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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.