Home / 916,682.72-1,373,031.48-560,619.68

Finding the Fourth Proportional to 916,682.72, 1,373,031.48 and 560,619.68

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Solution

The fourth proportional to 916,682.72, 1,373,031.48 and 560,619.68 is: 839,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,682.72 : 1,373,031.48 = 560,619.68 : x
  2. Step 2: Convert to fraction form
    916,682.72/1,373,031.48 = 560,619.68/x
  3. Step 3: Cross multiply
    916,682.72x = 1,373,031.48 × 560,619.68
  4. Step 4: Simplify right side
    916,682.72x = 769,748,468,947.53
  5. Step 5: Solve for x
    x = 769,748,468,947.53/916,682.72
  6. Step 6: Final answer
    x = 839,710.90

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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.