Home / 688,556.45-1,032,833.87-239,277.35

Finding the Fourth Proportional to 688,556.45, 1,032,833.87 and 239,277.35

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Solution

The fourth proportional to 688,556.45, 1,032,833.87 and 239,277.35 is: 358,915.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,556.45 : 1,032,833.87 = 239,277.35 : x
  2. Step 2: Convert to fraction form
    688,556.45/1,032,833.87 = 239,277.35/x
  3. Step 3: Cross multiply
    688,556.45x = 1,032,833.87 × 239,277.35
  4. Step 4: Simplify right side
    688,556.45x = 247,133,756,148.70
  5. Step 5: Solve for x
    x = 247,133,756,148.70/688,556.45
  6. Step 6: Final answer
    x = 358,915.75

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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.