Home / 848,284.80-1,272,427.20-470,371.20

Finding the Fourth Proportional to 848,284.80, 1,272,427.20 and 470,371.20

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Solution

The fourth proportional to 848,284.80, 1,272,427.20 and 470,371.20 is: 705,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,284.80 : 1,272,427.20 = 470,371.20 : x
  2. Step 2: Convert to fraction form
    848,284.80/1,272,427.20 = 470,371.20/x
  3. Step 3: Cross multiply
    848,284.80x = 1,272,427.20 × 470,371.20
  4. Step 4: Simplify right side
    848,284.80x = 598,513,108,976.64
  5. Step 5: Solve for x
    x = 598,513,108,976.64/848,284.80
  6. Step 6: Final answer
    x = 705,556.80

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1.5x scale

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.