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Finding the Fourth Proportional to 794,779, 1,096,800.20 and 432,206.80

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Solution

The fourth proportional to 794,779, 1,096,800.20 and 432,206.80 is: 596,448.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,779 : 1,096,800.20 = 432,206.80 : x
  2. Step 2: Convert to fraction form
    794,779/1,096,800.20 = 432,206.80/x
  3. Step 3: Cross multiply
    794,779x = 1,096,800.20 × 432,206.80
  4. Step 4: Simplify right side
    794,779x = 474,044,504,681.36
  5. Step 5: Solve for x
    x = 474,044,504,681.36/794,779
  6. Step 6: Final answer
    x = 596,448.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.