Home / 845,452.60-1,166,769.30-463,495.48

Finding the Fourth Proportional to 845,452.60, 1,166,769.30 and 463,495.48

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Solution

The fourth proportional to 845,452.60, 1,166,769.30 and 463,495.48 is: 639,648.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,452.60 : 1,166,769.30 = 463,495.48 : x
  2. Step 2: Convert to fraction form
    845,452.60/1,166,769.30 = 463,495.48/x
  3. Step 3: Cross multiply
    845,452.60x = 1,166,769.30 × 463,495.48
  4. Step 4: Simplify right side
    845,452.60x = 540,792,296,752.76
  5. Step 5: Solve for x
    x = 540,792,296,752.76/845,452.60
  6. Step 6: Final answer
    x = 639,648.27

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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.