Home / 935,782.20-1,402,751.70-462,540.60

Finding the Fourth Proportional to 935,782.20, 1,402,751.70 and 462,540.60

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Solution

The fourth proportional to 935,782.20, 1,402,751.70 and 462,540.60 is: 693,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,782.20 : 1,402,751.70 = 462,540.60 : x
  2. Step 2: Convert to fraction form
    935,782.20/1,402,751.70 = 462,540.60/x
  3. Step 3: Cross multiply
    935,782.20x = 1,402,751.70 × 462,540.60
  4. Step 4: Simplify right side
    935,782.20x = 648,829,612,969.02
  5. Step 5: Solve for x
    x = 648,829,612,969.02/935,782.20
  6. Step 6: Final answer
    x = 693,355.37

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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.