Home / 782,731.06-1,174,051.62-464,901.76

Finding the Fourth Proportional to 782,731.06, 1,174,051.62 and 464,901.76

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Solution

The fourth proportional to 782,731.06, 1,174,051.62 and 464,901.76 is: 697,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,731.06 : 1,174,051.62 = 464,901.76 : x
  2. Step 2: Convert to fraction form
    782,731.06/1,174,051.62 = 464,901.76/x
  3. Step 3: Cross multiply
    782,731.06x = 1,174,051.62 × 464,901.76
  4. Step 4: Simplify right side
    782,731.06x = 545,818,664,468.85
  5. Step 5: Solve for x
    x = 545,818,664,468.85/782,731.06
  6. Step 6: Final answer
    x = 697,325.93

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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.