Home / 832,844.28-1,249,764.12-765,085.55

Finding the Fourth Proportional to 832,844.28, 1,249,764.12 and 765,085.55

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Solution

The fourth proportional to 832,844.28, 1,249,764.12 and 765,085.55 is: 1,148,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,844.28 : 1,249,764.12 = 765,085.55 : x
  2. Step 2: Convert to fraction form
    832,844.28/1,249,764.12 = 765,085.55/x
  3. Step 3: Cross multiply
    832,844.28x = 1,249,764.12 × 765,085.55
  4. Step 4: Simplify right side
    832,844.28x = 956,176,472,244.88
  5. Step 5: Solve for x
    x = 956,176,472,244.88/832,844.28
  6. Step 6: Final answer
    x = 1,148,085.54

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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.