Home / 774,865.08-1,161,675.54-437,697.72

Finding the Fourth Proportional to 774,865.08, 1,161,675.54 and 437,697.72

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Solution

The fourth proportional to 774,865.08, 1,161,675.54 and 437,697.72 is: 656,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,865.08 : 1,161,675.54 = 437,697.72 : x
  2. Step 2: Convert to fraction form
    774,865.08/1,161,675.54 = 437,697.72/x
  3. Step 3: Cross multiply
    774,865.08x = 1,161,675.54 × 437,697.72
  4. Step 4: Simplify right side
    774,865.08x = 508,462,735,237.77
  5. Step 5: Solve for x
    x = 508,462,735,237.77/774,865.08
  6. Step 6: Final answer
    x = 656,195.19

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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.