Home / 779,923.28-1,169,881.84-247,485.82

Finding the Fourth Proportional to 779,923.28, 1,169,881.84 and 247,485.82

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Solution

The fourth proportional to 779,923.28, 1,169,881.84 and 247,485.82 is: 371,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,923.28 : 1,169,881.84 = 247,485.82 : x
  2. Step 2: Convert to fraction form
    779,923.28/1,169,881.84 = 247,485.82/x
  3. Step 3: Cross multiply
    779,923.28x = 1,169,881.84 × 247,485.82
  4. Step 4: Simplify right side
    779,923.28x = 289,529,166,475.51
  5. Step 5: Solve for x
    x = 289,529,166,475.51/779,923.28
  6. Step 6: Final answer
    x = 371,227.75

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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.