Home / 864,628.80-1,296,943.20-598,908.30

Finding the Fourth Proportional to 864,628.80, 1,296,943.20 and 598,908.30

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Solution

The fourth proportional to 864,628.80, 1,296,943.20 and 598,908.30 is: 898,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,628.80 : 1,296,943.20 = 598,908.30 : x
  2. Step 2: Convert to fraction form
    864,628.80/1,296,943.20 = 598,908.30/x
  3. Step 3: Cross multiply
    864,628.80x = 1,296,943.20 × 598,908.30
  4. Step 4: Simplify right side
    864,628.80x = 776,750,047,108.56
  5. Step 5: Solve for x
    x = 776,750,047,108.56/864,628.80
  6. Step 6: Final answer
    x = 898,362.45

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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.