Home / 845,470.50-1,166,873.93-535,401.37

Finding the Fourth Proportional to 845,470.50, 1,166,873.93 and 535,401.37

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Solution

The fourth proportional to 845,470.50, 1,166,873.93 and 535,401.37 is: 738,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,470.50 : 1,166,873.93 = 535,401.37 : x
  2. Step 2: Convert to fraction form
    845,470.50/1,166,873.93 = 535,401.37/x
  3. Step 3: Cross multiply
    845,470.50x = 1,166,873.93 × 535,401.37
  4. Step 4: Simplify right side
    845,470.50x = 624,745,900,739.28
  5. Step 5: Solve for x
    x = 624,745,900,739.28/845,470.50
  6. Step 6: Final answer
    x = 738,932.82

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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.