Home / 775,559.23-1,163,353.43-243,068.47

Finding the Fourth Proportional to 775,559.23, 1,163,353.43 and 243,068.47

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Solution

The fourth proportional to 775,559.23, 1,163,353.43 and 243,068.47 is: 364,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,559.23 : 1,163,353.43 = 243,068.47 : x
  2. Step 2: Convert to fraction form
    775,559.23/1,163,353.43 = 243,068.47/x
  3. Step 3: Cross multiply
    775,559.23x = 1,163,353.43 × 243,068.47
  4. Step 4: Simplify right side
    775,559.23x = 282,774,538,299.35
  5. Step 5: Solve for x
    x = 282,774,538,299.35/775,559.23
  6. Step 6: Final answer
    x = 364,607.28

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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.