Home / 717,138.30-1,075,708.17-184,660.50

Finding the Fourth Proportional to 717,138.30, 1,075,708.17 and 184,660.50

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Solution

The fourth proportional to 717,138.30, 1,075,708.17 and 184,660.50 is: 276,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,138.30 : 1,075,708.17 = 184,660.50 : x
  2. Step 2: Convert to fraction form
    717,138.30/1,075,708.17 = 184,660.50/x
  3. Step 3: Cross multiply
    717,138.30x = 1,075,708.17 × 184,660.50
  4. Step 4: Simplify right side
    717,138.30x = 198,640,808,526.29
  5. Step 5: Solve for x
    x = 198,640,808,526.29/717,138.30
  6. Step 6: Final answer
    x = 276,990.94

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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.