Home / 789,633.45-1,182,700.58-649,665.45

Finding the Fourth Proportional to 789,633.45, 1,182,700.58 and 649,665.45

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Solution

The fourth proportional to 789,633.45, 1,182,700.58 and 649,665.45 is: 973,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,633.45 : 1,182,700.58 = 649,665.45 : x
  2. Step 2: Convert to fraction form
    789,633.45/1,182,700.58 = 649,665.45/x
  3. Step 3: Cross multiply
    789,633.45x = 1,182,700.58 × 649,665.45
  4. Step 4: Simplify right side
    789,633.45x = 768,359,701,272.63
  5. Step 5: Solve for x
    x = 768,359,701,272.63/789,633.45
  6. Step 6: Final answer
    x = 973,058.70

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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.