Home / 804,594.30-1,205,509.05-424,952.70

Finding the Fourth Proportional to 804,594.30, 1,205,509.05 and 424,952.70

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Solution

The fourth proportional to 804,594.30, 1,205,509.05 and 424,952.70 is: 636,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,594.30 : 1,205,509.05 = 424,952.70 : x
  2. Step 2: Convert to fraction form
    804,594.30/1,205,509.05 = 424,952.70/x
  3. Step 3: Cross multiply
    804,594.30x = 1,205,509.05 × 424,952.70
  4. Step 4: Simplify right side
    804,594.30x = 512,284,325,671.94
  5. Step 5: Solve for x
    x = 512,284,325,671.94/804,594.30
  6. Step 6: Final answer
    x = 636,698.92

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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.