Home / 848,491.80-1,272,737.70-470,578.20

Finding the Fourth Proportional to 848,491.80, 1,272,737.70 and 470,578.20

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Solution

The fourth proportional to 848,491.80, 1,272,737.70 and 470,578.20 is: 705,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,491.80 : 1,272,737.70 = 470,578.20 : x
  2. Step 2: Convert to fraction form
    848,491.80/1,272,737.70 = 470,578.20/x
  3. Step 3: Cross multiply
    848,491.80x = 1,272,737.70 × 470,578.20
  4. Step 4: Simplify right side
    848,491.80x = 598,922,615,938.14
  5. Step 5: Solve for x
    x = 598,922,615,938.14/848,491.80
  6. Step 6: Final answer
    x = 705,867.30

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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.